irc: add support of SASL mechanisms SCRAM-SHA-1, SCRAM-SHA-256 and SCRAM-SHA-512 (closes #1628)

13 files changed, 659 insertions, 301 deletions

diff --git a/po/cs.po b/po/cs.po
index 03ec7ed7d..8613514a9 100644
--- a/po/cs.po
+++ b/po/cs.po
@@ -21,7 +21,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2021-05-30 15:18+0200\n"
+"POT-Creation-Date: 2021-06-01 20:39+0200\n"
 "PO-Revision-Date: 2021-05-25 18:28+0200\n"
 "Last-Translator: Ondřej Súkup <mimi.vx@gmail.com>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -8020,10 +8020,13 @@ msgstr ""
 
 msgid ""
 "mechanism for SASL authentication: \"plain\" for plain text password, "
-"\"ecdsa-nist256p-challenge\" for key-based challenge authentication, "
-"\"external\" for authentication using client side SSL cert, \"dh-blowfish\" "
-"for blowfish crypted password (insecure, not recommended), \"dh-aes\" for "
-"AES crypted password (insecure, not recommended)"
+"\"scram-sha-1\" for SCRAM authentication with SHA-1 algorithm, \"scram-"
+"sha-256\" for SCRAM authentication with SHA-256 algorithm, \"scram-sha-512\" "
+"for SCRAM authentication with SHA-512 algorithm, \"ecdsa-nist256p-challenge"
+"\" for key-based challenge authentication, \"external\" for authentication "
+"using client side SSL cert, \"dh-blowfish\" for blowfish crypted password "
+"(insecure, not recommended), \"dh-aes\" for AES crypted password (insecure, "
+"not recommended)"
 msgstr ""
 
 #, fuzzy
@@ -9094,12 +9097,12 @@ msgstr "%s%s%s%s vykopnul %s%s%s"
 msgid "%s%s%s%s has unidentified"
 msgstr "Limit pro zdroj \"%s\" byl nastaven na  %s"
 
-#, c-format
-msgid ""
-"%s%s: error building answer for SASL authentication, using mechanism \"%s\""
+#, fuzzy, c-format
+msgid "%s%s: SASL error: %s"
+msgstr "%s%s: chyba: %s"
+
+msgid "internal error"
 msgstr ""
-"%s%s: chyba vytváření odpovědi pro SASL autentizaci, použitý mechanismus \"%s"
-"\""
 
 #, fuzzy, c-format
 msgid "%s%s: client capability, requesting: %s"
@@ -9511,25 +9514,29 @@ msgstr ""
 msgid "%s%s: server \"%s\" not found for redirect"
 msgstr "%s%s: server \"%s\" pro přesměrování nenalezen"
 
-#, fuzzy, c-format
-msgid "%s%s: unable to read private key in file \"%s\""
-msgstr "%s%s: nemohu číst lokální soubor"
+#, fuzzy
+msgid "unable to validate server signature"
+msgstr "%s%s: nemohu přidat server"
 
-#, fuzzy, c-format
-msgid "%sgnutls: invalid private key file: error %d %s"
-msgstr "%sgnutls: nevalidní certifikát \"%s\", chyba: %s"
+#, fuzzy
+msgid "memory error"
+msgstr "chyba"
 
-#, c-format
-msgid "%s%s: signing the challenge with ECC public key: %s"
+msgid "base64 decode error"
 msgstr ""
 
-#, fuzzy, c-format
-msgid "%sgnutls: unable to import the private key: error %d %s"
-msgstr "%s%s: nemohu vytvořit rouru"
+msgid "base64 encode error"
+msgstr ""
 
-#, fuzzy, c-format
-msgid "%sgnutls: unable to sign the hashed data: error %d %s"
-msgstr "%s%s: nemohu vytvořit rouru"
+msgid "cryptography error"
+msgstr ""
+
+msgid "protocol error"
+msgstr ""
+
+#, c-format
+msgid "%s%s: signing the challenge with ECC public key: %s"
+msgstr ""
 
 #, c-format
 msgid ""
@@ -13143,5 +13150,29 @@ msgstr "%s%s: vypršel časový limit \"%s\" pro %s"
 msgid "%s%s: unable to connect: unexpected error (%d)"
 msgstr "%s%s: nemohu se připojit\" neočekávaná chyba (%d)"
 
+#, c-format
+#~ msgid ""
+#~ "%s%s: error building answer for SASL authentication, using mechanism \"%s"
+#~ "\""
+#~ msgstr ""
+#~ "%s%s: chyba vytváření odpovědi pro SASL autentizaci, použitý mechanismus "
+#~ "\"%s\""
+
+#, fuzzy, c-format
+#~ msgid "%s%s: unable to read private key in file \"%s\""
+#~ msgstr "%s%s: nemohu číst lokální soubor"
+
+#, fuzzy, c-format
+#~ msgid "%sgnutls: invalid private key file: error %d %s"
+#~ msgstr "%sgnutls: nevalidní certifikát \"%s\", chyba: %s"
+
+#, fuzzy, c-format
+#~ msgid "%sgnutls: unable to import the private key: error %d %s"
+#~ msgstr "%s%s: nemohu vytvořit rouru"
+
+#, fuzzy, c-format
+#~ msgid "%sgnutls: unable to sign the hashed data: error %d %s"
+#~ msgstr "%s%s: nemohu vytvořit rouru"
+
 #~ msgid "bar size in chars (0 = auto size)"
 #~ msgstr "velikost pole ve znacích (0 = automatická velikost)"
diff --git a/po/de.po b/po/de.po
index 58e074d37..1fa469cf5 100644
--- a/po/de.po
+++ b/po/de.po
@@ -24,7 +24,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2021-05-30 15:18+0200\n"
+"POT-Creation-Date: 2021-06-01 20:39+0200\n"
 "PO-Revision-Date: 2021-05-30 19:02+0200\n"
 "Last-Translator: Nils Görs <weechatter@arcor.de>\n"
 "Language-Team: German <kde-i18n-de@kde.org>\n"
@@ -9874,12 +9874,16 @@ msgstr ""
 "(siehe /help cap um eine Liste von Fähigkeiten zu erhalten die von WeeChat "
 "unterstützt werden) (Beispiel: \"away-notify,multi-prefix\")"
 
+#, fuzzy
 msgid ""
 "mechanism for SASL authentication: \"plain\" for plain text password, "
-"\"ecdsa-nist256p-challenge\" for key-based challenge authentication, "
-"\"external\" for authentication using client side SSL cert, \"dh-blowfish\" "
-"for blowfish crypted password (insecure, not recommended), \"dh-aes\" for "
-"AES crypted password (insecure, not recommended)"
+"\"scram-sha-1\" for SCRAM authentication with SHA-1 algorithm, \"scram-"
+"sha-256\" for SCRAM authentication with SHA-256 algorithm, \"scram-sha-512\" "
+"for SCRAM authentication with SHA-512 algorithm, \"ecdsa-nist256p-challenge"
+"\" for key-based challenge authentication, \"external\" for authentication "
+"using client side SSL cert, \"dh-blowfish\" for blowfish crypted password "
+"(insecure, not recommended), \"dh-aes\" for AES crypted password (insecure, "
+"not recommended)"
 msgstr ""
 "Verfahren welches bei einer SASL Authentifizierung angewandt werden soll: "
 "\"plain\" Passwort wird im Klartext gesendet, \"ecdsa-nist256p-challenge\" "
@@ -11166,12 +11170,12 @@ msgstr "%s%s%s%s wurde identifiziert als %s"
 msgid "%s%s%s%s has unidentified"
 msgstr "%s%s%s%s hat sich nicht identifiziert"
 
-#, c-format
-msgid ""
-"%s%s: error building answer for SASL authentication, using mechanism \"%s\""
+#, fuzzy, c-format
+msgid "%s%s: SASL error: %s"
+msgstr "%s%s: Fehler: %s"
+
+msgid "internal error"
 msgstr ""
-"%s%s: Fehler beim Erstellen der Antwort für die SASL-Authentifizierung. \"%s"
-"\" Mechanismus wurde verwendet"
 
 #, c-format
 msgid "%s%s: client capability, requesting: %s"
@@ -11587,27 +11591,29 @@ msgstr ""
 msgid "%s%s: server \"%s\" not found for redirect"
 msgstr "%s%s: Server \"%s\" für eine Weiterleitung wurde nicht gefunden"
 
-#, c-format
-msgid "%s%s: unable to read private key in file \"%s\""
-msgstr "%s%s: privater Schlüssel kann nicht aus Datei gelesen werden \"%s\""
+#, fuzzy
+msgid "unable to validate server signature"
+msgstr "%s%s: Server kann nicht anlegt werden"
 
-#, c-format
-msgid "%sgnutls: invalid private key file: error %d %s"
-msgstr "%sgnutls: ungültige private Schlüsseldatei: Fehler %d %s"
+#, fuzzy
+msgid "memory error"
+msgstr "Fork-Fehler"
 
-#, c-format
-msgid "%s%s: signing the challenge with ECC public key: %s"
-msgstr "%s%s: signiere mittels ECC öffentlichem Schlüssel: %s"
+msgid "base64 decode error"
+msgstr ""
 
-#, c-format
-msgid "%sgnutls: unable to import the private key: error %d %s"
+msgid "base64 encode error"
 msgstr ""
-"%sgnutls: privater Schlüssel kann nicht importiert werden: Fehler %d %s"
 
-#, c-format
-msgid "%sgnutls: unable to sign the hashed data: error %d %s"
+msgid "cryptography error"
+msgstr ""
+
+msgid "protocol error"
 msgstr ""
-"%sgnutls: die gehashten Daten können nicht signiert werden : Fehler %d %s"
+
+#, c-format
+msgid "%s%s: signing the challenge with ECC public key: %s"
+msgstr "%s%s: signiere mittels ECC öffentlichem Schlüssel: %s"
 
 #, c-format
 msgid ""
@@ -15684,5 +15690,31 @@ msgid "%s%s: unable to connect: unexpected error (%d)"
 msgstr ""
 "%s%s: Verbindung konnte nicht hergestellt werden: unerwarteter Fehler (%d)"
 
+#, c-format
+#~ msgid ""
+#~ "%s%s: error building answer for SASL authentication, using mechanism \"%s"
+#~ "\""
+#~ msgstr ""
+#~ "%s%s: Fehler beim Erstellen der Antwort für die SASL-Authentifizierung. "
+#~ "\"%s\" Mechanismus wurde verwendet"
+
+#, c-format
+#~ msgid "%s%s: unable to read private key in file \"%s\""
+#~ msgstr "%s%s: privater Schlüssel kann nicht aus Datei gelesen werden \"%s\""
+
+#, c-format
+#~ msgid "%sgnutls: invalid private key file: error %d %s"
+#~ msgstr "%sgnutls: ungültige private Schlüsseldatei: Fehler %d %s"
+
+#, c-format
+#~ msgid "%sgnutls: unable to import the private key: error %d %s"
+#~ msgstr ""
+#~ "%sgnutls: privater Schlüssel kann nicht importiert werden: Fehler %d %s"
+
+#, c-format
+#~ msgid "%sgnutls: unable to sign the hashed data: error %d %s"
+#~ msgstr ""
+#~ "%sgnutls: die gehashten Daten können nicht signiert werden : Fehler %d %s"
+
 #~ msgid "bar size in chars (0 = auto size)"
 #~ msgstr "Größe der Infobar, in Zeichen (0 = automatische Anpassung)"
diff --git a/po/es.po b/po/es.po
index 86a716f76..f206561c4 100644
--- a/po/es.po
+++ b/po/es.po
@@ -22,7 +22,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2021-05-30 15:18+0200\n"
+"POT-Creation-Date: 2021-06-01 20:39+0200\n"
 "PO-Revision-Date: 2021-05-25 18:28+0200\n"
 "Last-Translator: Elián Hanisch <lambdae2@gmail.com>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -8259,10 +8259,13 @@ msgstr ""
 #, fuzzy
 msgid ""
 "mechanism for SASL authentication: \"plain\" for plain text password, "
-"\"ecdsa-nist256p-challenge\" for key-based challenge authentication, "
-"\"external\" for authentication using client side SSL cert, \"dh-blowfish\" "
-"for blowfish crypted password (insecure, not recommended), \"dh-aes\" for "
-"AES crypted password (insecure, not recommended)"
+"\"scram-sha-1\" for SCRAM authentication with SHA-1 algorithm, \"scram-"
+"sha-256\" for SCRAM authentication with SHA-256 algorithm, \"scram-sha-512\" "
+"for SCRAM authentication with SHA-512 algorithm, \"ecdsa-nist256p-challenge"
+"\" for key-based challenge authentication, \"external\" for authentication "
+"using client side SSL cert, \"dh-blowfish\" for blowfish crypted password "
+"(insecure, not recommended), \"dh-aes\" for AES crypted password (insecure, "
+"not recommended)"
 msgstr ""
 "mecanismo de autenticación SASL: \"plain\" para contraseñas en texto plano, "
 "\"dh-blowfish\" para contraseña encriptada, \"external\" para autentificar "
@@ -9397,12 +9400,12 @@ msgstr "%s%s%s%s ha expulsado %s%s%s"
 msgid "%s%s%s%s has unidentified"
 msgstr "%s: servidor %s%s%s borrado"
 
-#, c-format
-msgid ""
-"%s%s: error building answer for SASL authentication, using mechanism \"%s\""
+#, fuzzy, c-format
+msgid "%s%s: SASL error: %s"
+msgstr "%s%s: error: %s"
+
+msgid "internal error"
 msgstr ""
-"%s%s: error al construir la respuesta para la autenticación SASL, usando el "
-"mecanismo \"%s\""
 
 #, c-format
 msgid "%s%s: client capability, requesting: %s"
@@ -9809,25 +9812,29 @@ msgstr ""
 msgid "%s%s: server \"%s\" not found for redirect"
 msgstr "%s%s: servidor \"%s\" no encontrado para la redirección"
 
-#, fuzzy, c-format
-msgid "%s%s: unable to read private key in file \"%s\""
-msgstr "%s%s: no es posible leer el archivo \"%s\""
+#, fuzzy
+msgid "unable to validate server signature"
+msgstr "%s%s: no es posible crear el servidor"
 
-#, fuzzy, c-format
-msgid "%sgnutls: invalid private key file: error %d %s"
-msgstr "%sgnutls: certificado \"%s\" inválido, error: %s"
+#, fuzzy
+msgid "memory error"
+msgstr "error"
 
-#, c-format
-msgid "%s%s: signing the challenge with ECC public key: %s"
+msgid "base64 decode error"
 msgstr ""
 
-#, fuzzy, c-format
-msgid "%sgnutls: unable to import the private key: error %d %s"
-msgstr "%s%s: no es posible crear la tubería"
+msgid "base64 encode error"
+msgstr ""
 
-#, fuzzy, c-format
-msgid "%sgnutls: unable to sign the hashed data: error %d %s"
-msgstr "%s%s: no es posible crear la tubería"
+msgid "cryptography error"
+msgstr ""
+
+msgid "protocol error"
+msgstr ""
+
+#, c-format
+msgid "%s%s: signing the challenge with ECC public key: %s"
+msgstr ""
 
 #, c-format
 msgid ""
@@ -13403,5 +13410,29 @@ msgstr "%s%s: tiempo de espera máximo para \"%s\" con %s"
 msgid "%s%s: unable to connect: unexpected error (%d)"
 msgstr "%s%s: no es posible conectarse al transmisor"
 
+#, c-format
+#~ msgid ""
+#~ "%s%s: error building answer for SASL authentication, using mechanism \"%s"
+#~ "\""
+#~ msgstr ""
+#~ "%s%s: error al construir la respuesta para la autenticación SASL, usando "
+#~ "el mecanismo \"%s\""
+
+#, fuzzy, c-format
+#~ msgid "%s%s: unable to read private key in file \"%s\""
+#~ msgstr "%s%s: no es posible leer el archivo \"%s\""
+
+#, fuzzy, c-format
+#~ msgid "%sgnutls: invalid private key file: error %d %s"
+#~ msgstr "%sgnutls: certificado \"%s\" inválido, error: %s"
+
+#, fuzzy, c-format
+#~ msgid "%sgnutls: unable to import the private key: error %d %s"
+#~ msgstr "%s%s: no es posible crear la tubería"
+
+#, fuzzy, c-format
+#~ msgid "%sgnutls: unable to sign the hashed data: error %d %s"
+#~ msgstr "%s%s: no es posible crear la tubería"
+
 #~ msgid "bar size in chars (0 = auto size)"
 #~ msgstr "tamaño de la barra en caracteres (0 = tamaño automático)"
diff --git a/po/fr.po b/po/fr.po
index 24c7f3a2e..2bba14f76 100644
--- a/po/fr.po
+++ b/po/fr.po
@@ -21,8 +21,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2021-05-30 15:18+0200\n"
-"PO-Revision-Date: 2021-05-30 15:19+0200\n"
+"POT-Creation-Date: 2021-06-01 20:39+0200\n"
+"PO-Revision-Date: 2021-06-01 20:42+0200\n"
 "Last-Translator: Sébastien Helleu <flashcode@flashtux.org>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
 "Language: fr\n"
@@ -9697,17 +9697,23 @@ msgstr ""
 
 msgid ""
 "mechanism for SASL authentication: \"plain\" for plain text password, "
-"\"ecdsa-nist256p-challenge\" for key-based challenge authentication, "
-"\"external\" for authentication using client side SSL cert, \"dh-blowfish\" "
-"for blowfish crypted password (insecure, not recommended), \"dh-aes\" for "
-"AES crypted password (insecure, not recommended)"
+"\"scram-sha-1\" for SCRAM authentication with SHA-1 algorithm, \"scram-"
+"sha-256\" for SCRAM authentication with SHA-256 algorithm, \"scram-sha-512\" "
+"for SCRAM authentication with SHA-512 algorithm, \"ecdsa-nist256p-challenge"
+"\" for key-based challenge authentication, \"external\" for authentication "
+"using client side SSL cert, \"dh-blowfish\" for blowfish crypted password "
+"(insecure, not recommended), \"dh-aes\" for AES crypted password (insecure, "
+"not recommended)"
 msgstr ""
 "mécanisme pour l'authentification SASL : \"plain\" pour un mot de passe en "
-"clair, \"ecdsa-nist256p-challenge\" pour une authentification par challenge "
-"avec clé, \"external\" pour une authentification en utilisant un certificat "
-"SSL côté client, \"dh-blowfish\" pour un mot de passe chiffré avec blowfish "
-"(non sûr, non recommandé), \"dh-aes\" pour un mot de passe chiffré avec AES "
-"(non sûr, non recommandé)"
+"clair, \"scram-sha-1\" pour une authentification SCRAM avec algorithme "
+"SHA-1, \"scram-sha-256\" pour une authentification SCRAM avec algorithme "
+"SHA-256, \"scram-sha-512\" pour une authentification SCRAM avec algorithme "
+"SHA-512, \"ecdsa-nist256p-challenge\" pour une authentification par "
+"challenge avec clé, \"external\" pour une authentification en utilisant un "
+"certificat SSL côté client, \"dh-blowfish\" pour un mot de passe chiffré "
+"avec blowfish (non sûr, non recommandé), \"dh-aes\" pour un mot de passe "
+"chiffré avec AES (non sûr, non recommandé)"
 
 msgid ""
 "username for SASL authentication; this option is not used for mechanism "
@@ -10930,11 +10936,11 @@ msgid "%s%s%s%s has unidentified"
 msgstr "%s%s%s%s n'est plus identifié"
 
 #, c-format
-msgid ""
-"%s%s: error building answer for SASL authentication, using mechanism \"%s\""
-msgstr ""
-"%s%s : erreur de construction de la réponse pour l'authentification SASL, en "
-"utilisant le mécanisme \"%s\""
+msgid "%s%s: SASL error: %s"
+msgstr "%s%s : erreur SASL : %s"
+
+msgid "internal error"
+msgstr "erreur interne"
 
 #, c-format
 msgid "%s%s: client capability, requesting: %s"
@@ -11342,25 +11348,27 @@ msgstr ""
 msgid "%s%s: server \"%s\" not found for redirect"
 msgstr "%s%s : serveur \"%s\" non trouvé pour la redirection"
 
-#, c-format
-msgid "%s%s: unable to read private key in file \"%s\""
-msgstr "%s%s : impossible de lire la clé privée dans le fichier \"%s\""
+msgid "unable to validate server signature"
+msgstr "impossible de vérifier la signature du serveur"
 
-#, c-format
-msgid "%sgnutls: invalid private key file: error %d %s"
-msgstr "%sgnutls : fichier de clé privée invalide : erreur %d %s"
+msgid "memory error"
+msgstr "erreur de mémoire"
 
-#, c-format
-msgid "%s%s: signing the challenge with ECC public key: %s"
-msgstr "%s%s : signature du challenge avec la clé publique ECC : %s"
+msgid "base64 decode error"
+msgstr "erreur de décodage base64"
 
-#, c-format
-msgid "%sgnutls: unable to import the private key: error %d %s"
-msgstr "%sgnutls : impossible d'importer la clé privée : erreur %d %s"
+msgid "base64 encode error"
+msgstr "erreur d'encodage base64"
+
+msgid "cryptography error"
+msgstr "erreur de cryptographie"
+
+msgid "protocol error"
+msgstr "erreur de protocole"
 
 #, c-format
-msgid "%sgnutls: unable to sign the hashed data: error %d %s"
-msgstr "%sgnutls : impossible de signer les données hachées : erreur %d %s"
+msgid "%s%s: signing the challenge with ECC public key: %s"
+msgstr "%s%s : signature du challenge avec la clé publique ECC : %s"
 
 #, c-format
 msgid ""
@@ -15378,5 +15386,29 @@ msgstr "%s%s : délai d'attente dépassé pour \"%s\" avec %s"
 msgid "%s%s: unable to connect: unexpected error (%d)"
 msgstr "%s%s : impossible de se connecter : erreur inattendue (%d)"
 
+#, c-format
+#~ msgid ""
+#~ "%s%s: error building answer for SASL authentication, using mechanism \"%s"
+#~ "\""
+#~ msgstr ""
+#~ "%s%s : erreur de construction de la réponse pour l'authentification SASL, "
+#~ "en utilisant le mécanisme \"%s\""
+
+#, c-format
+#~ msgid "%s%s: unable to read private key in file \"%s\""
+#~ msgstr "%s%s : impossible de lire la clé privée dans le fichier \"%s\""
+
+#, c-format
+#~ msgid "%sgnutls: invalid private key file: error %d %s"
+#~ msgstr "%sgnutls : fichier de clé privée invalide : erreur %d %s"
+
+#, c-format
+#~ msgid "%sgnutls: unable to import the private key: error %d %s"
+#~ msgstr "%sgnutls : impossible d'importer la clé privée : erreur %d %s"
+
+#, c-format
+#~ msgid "%sgnutls: unable to sign the hashed data: error %d %s"
+#~ msgstr "%sgnutls : impossible de signer les données hachées : erreur %d %s"
+
 #~ msgid "bar size in chars (0 = auto size)"
 #~ msgstr "taille de la barre en caractères (0 = taille automatique)"
diff --git a/po/hu.po b/po/hu.po
index 6a3eec0dc..edfcec407 100644
--- a/po/hu.po
+++ b/po/hu.po
@@ -20,7 +20,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2021-05-30 15:18+0200\n"
+"POT-Creation-Date: 2021-06-01 20:39+0200\n"
 "PO-Revision-Date: 2021-05-25 18:28+0200\n"
 "Last-Translator: Andras Voroskoi <voroskoi@frugalware.org>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -7625,10 +7625,13 @@ msgstr ""
 
 msgid ""
 "mechanism for SASL authentication: \"plain\" for plain text password, "
-"\"ecdsa-nist256p-challenge\" for key-based challenge authentication, "
-"\"external\" for authentication using client side SSL cert, \"dh-blowfish\" "
-"for blowfish crypted password (insecure, not recommended), \"dh-aes\" for "
-"AES crypted password (insecure, not recommended)"
+"\"scram-sha-1\" for SCRAM authentication with SHA-1 algorithm, \"scram-"
+"sha-256\" for SCRAM authentication with SHA-256 algorithm, \"scram-sha-512\" "
+"for SCRAM authentication with SHA-512 algorithm, \"ecdsa-nist256p-challenge"
+"\" for key-based challenge authentication, \"external\" for authentication "
+"using client side SSL cert, \"dh-blowfish\" for blowfish crypted password "
+"(insecure, not recommended), \"dh-aes\" for AES crypted password (insecure, "
+"not recommended)"
 msgstr ""
 
 #, fuzzy
@@ -8667,9 +8670,11 @@ msgstr "%s%s%s kirúgta %s%s%s-t a(z) %s%s szobából"
 msgid "%s%s%s%s has unidentified"
 msgstr "A %s%s%s szerver törölve\n"
 
-#, c-format
-msgid ""
-"%s%s: error building answer for SASL authentication, using mechanism \"%s\""
+#, fuzzy, c-format
+msgid "%s%s: SASL error: %s"
+msgstr "%sSzerver: %s%s\n"
+
+msgid "internal error"
 msgstr ""
 
 #, fuzzy, c-format
@@ -9068,25 +9073,29 @@ msgstr ""
 msgid "%s%s: server \"%s\" not found for redirect"
 msgstr "%s a \"%s\" szerver nem található\n"
 
-#, fuzzy, c-format
-msgid "%s%s: unable to read private key in file \"%s\""
-msgstr "Nem sikerült a(z) \"%s\" naplófájlt írni\n"
+#, fuzzy
+msgid "unable to validate server signature"
+msgstr "%s nem sikerült a szervert létrehozni\n"
 
-#, fuzzy, c-format
-msgid "%sgnutls: invalid private key file: error %d %s"
-msgstr "Nem sikerült a(z) \"%s\" naplófájlt írni\n"
+#, fuzzy
+msgid "memory error"
+msgstr "%sSzerver: %s%s\n"
 
-#, c-format
-msgid "%s%s: signing the challenge with ECC public key: %s"
+msgid "base64 decode error"
 msgstr ""
 
-#, fuzzy, c-format
-msgid "%sgnutls: unable to import the private key: error %d %s"
-msgstr "%s DCC: nem sikerült a csövet létrehozni\n"
+msgid "base64 encode error"
+msgstr ""
 
-#, fuzzy, c-format
-msgid "%sgnutls: unable to sign the hashed data: error %d %s"
-msgstr "%s DCC: nem sikerült a csövet létrehozni\n"
+msgid "cryptography error"
+msgstr ""
+
+msgid "protocol error"
+msgstr ""
+
+#, c-format
+msgid "%s%s: signing the challenge with ECC public key: %s"
+msgstr ""
 
 #, c-format
 msgid ""
@@ -12572,3 +12581,19 @@ msgstr "%s hiányzó argumentum a(z) \"%s\" opciónak\n"
 #, fuzzy, c-format
 msgid "%s%s: unable to connect: unexpected error (%d)"
 msgstr "%s DCC: nem sikerült kapcsolódni a küldőhöz\n"
+
+#, fuzzy, c-format
+#~ msgid "%s%s: unable to read private key in file \"%s\""
+#~ msgstr "Nem sikerült a(z) \"%s\" naplófájlt írni\n"
+
+#, fuzzy, c-format
+#~ msgid "%sgnutls: invalid private key file: error %d %s"
+#~ msgstr "Nem sikerült a(z) \"%s\" naplófájlt írni\n"
+
+#, fuzzy, c-format
+#~ msgid "%sgnutls: unable to import the private key: error %d %s"
+#~ msgstr "%s DCC: nem sikerült a csövet létrehozni\n"
+
+#, fuzzy, c-format
+#~ msgid "%sgnutls: unable to sign the hashed data: error %d %s"
+#~ msgstr "%s DCC: nem sikerült a csövet létrehozni\n"
diff --git a/po/it.po b/po/it.po
index 2b187ad63..8ebea34c9 100644
--- a/po/it.po
+++ b/po/it.po
@@ -20,7 +20,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2021-05-30 15:18+0200\n"
+"POT-Creation-Date: 2021-06-01 20:39+0200\n"
 "PO-Revision-Date: 2021-05-25 18:28+0200\n"
 "Last-Translator: Esteban I. Ruiz Moreno <exio4.com@gmail.com>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -8401,10 +8401,13 @@ msgstr ""
 #, fuzzy
 msgid ""
 "mechanism for SASL authentication: \"plain\" for plain text password, "
-"\"ecdsa-nist256p-challenge\" for key-based challenge authentication, "
-"\"external\" for authentication using client side SSL cert, \"dh-blowfish\" "
-"for blowfish crypted password (insecure, not recommended), \"dh-aes\" for "
-"AES crypted password (insecure, not recommended)"
+"\"scram-sha-1\" for SCRAM authentication with SHA-1 algorithm, \"scram-"
+"sha-256\" for SCRAM authentication with SHA-256 algorithm, \"scram-sha-512\" "
+"for SCRAM authentication with SHA-512 algorithm, \"ecdsa-nist256p-challenge"
+"\" for key-based challenge authentication, \"external\" for authentication "
+"using client side SSL cert, \"dh-blowfish\" for blowfish crypted password "
+"(insecure, not recommended), \"dh-aes\" for AES crypted password (insecure, "
+"not recommended)"
 msgstr ""
 "meccanismo per l'autenticazione SASL: \"plain\" per le password in chiaro, "
 "\"dh-blowfish\" per le password cifrate in blowfish, \"dh-aes\" per le "
@@ -9558,12 +9561,12 @@ msgstr "%s%s%s%s ha cacciato %s%s%s"
 msgid "%s%s%s%s has unidentified"
 msgstr "%s: Il server %s%s%s è stato eliminato"
 
-#, c-format
-msgid ""
-"%s%s: error building answer for SASL authentication, using mechanism \"%s\""
+#, fuzzy, c-format
+msgid "%s%s: SASL error: %s"
+msgstr "%s%s: errore: %s"
+
+msgid "internal error"
 msgstr ""
-"%s%s: errore nella costruzione della risposta per l'autenticazione SASL, "
-"usando il meccanismo \"%s\""
 
 #, c-format
 msgid "%s%s: client capability, requesting: %s"
@@ -9969,25 +9972,29 @@ msgstr ""
 msgid "%s%s: server \"%s\" not found for redirect"
 msgstr "%s%s: server \"%s\" non trovato per la redirezione"
 
-#, fuzzy, c-format
-msgid "%s%s: unable to read private key in file \"%s\""
-msgstr "%s%s: impossibile leggere il file \"%s\""
+#, fuzzy
+msgid "unable to validate server signature"
+msgstr "%s%s: impossibile creare il server"
 
-#, fuzzy, c-format
-msgid "%sgnutls: invalid private key file: error %d %s"
-msgstr "%sgnutls: certificato \"%s\" non valido, errore: %s"
+#, fuzzy
+msgid "memory error"
+msgstr "errore"
 
-#, c-format
-msgid "%s%s: signing the challenge with ECC public key: %s"
+msgid "base64 decode error"
 msgstr ""
 
-#, fuzzy, c-format
-msgid "%sgnutls: unable to import the private key: error %d %s"
-msgstr "%s%s: impossibile creare la pipe: errore %d %s"
+msgid "base64 encode error"
+msgstr ""
 
-#, fuzzy, c-format
-msgid "%sgnutls: unable to sign the hashed data: error %d %s"
-msgstr "%s%s: impossibile creare la pipe: errore %d %s"
+msgid "cryptography error"
+msgstr ""
+
+msgid "protocol error"
+msgstr ""
+
+#, c-format
+msgid "%s%s: signing the challenge with ECC public key: %s"
+msgstr ""
 
 #, c-format
 msgid ""
@@ -13586,5 +13593,29 @@ msgstr "%s%s: timeout per \"%s\" con %s"
 msgid "%s%s: unable to connect: unexpected error (%d)"
 msgstr "%s%s: impossibile connettersi al mittente"
 
+#, c-format
+#~ msgid ""
+#~ "%s%s: error building answer for SASL authentication, using mechanism \"%s"
+#~ "\""
+#~ msgstr ""
+#~ "%s%s: errore nella costruzione della risposta per l'autenticazione SASL, "
+#~ "usando il meccanismo \"%s\""
+
+#, fuzzy, c-format
+#~ msgid "%s%s: unable to read private key in file \"%s\""
+#~ msgstr "%s%s: impossibile leggere il file \"%s\""
+
+#, fuzzy, c-format
+#~ msgid "%sgnutls: invalid private key file: error %d %s"
+#~ msgstr "%sgnutls: certificato \"%s\" non valido, errore: %s"
+
+#, fuzzy, c-format
+#~ msgid "%sgnutls: unable to import the private key: error %d %s"
+#~ msgstr "%s%s: impossibile creare la pipe: errore %d %s"
+
+#, fuzzy, c-format
+#~ msgid "%sgnutls: unable to sign the hashed data: error %d %s"
+#~ msgstr "%s%s: impossibile creare la pipe: errore %d %s"
+
 #~ msgid "bar size in chars (0 = auto size)"
 #~ msgstr "dimensione barra in caratteri (0 = dimensione automatica)"
diff --git a/po/ja.po b/po/ja.po
index fd1fadca6..a4d1ea809 100644
--- a/po/ja.po
+++ b/po/ja.po
@@ -20,7 +20,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2021-05-30 15:18+0200\n"
+"POT-Creation-Date: 2021-06-01 20:39+0200\n"
 "PO-Revision-Date: 2021-05-25 18:28+0200\n"
 "Last-Translator: AYANOKOUZI, Ryuunosuke <i38w7i3@yahoo.co.jp>\n"
 "Language-Team: Japanese <https://github.com/l/weechat/tree/master/"
@@ -9232,12 +9232,16 @@ msgstr ""
 "ト (WeeChat がサポートする機能のリストは /help cap を参照してください) (例: "
 "\"away-notify,multi-prefix\")"
 
+#, fuzzy
 msgid ""
 "mechanism for SASL authentication: \"plain\" for plain text password, "
-"\"ecdsa-nist256p-challenge\" for key-based challenge authentication, "
-"\"external\" for authentication using client side SSL cert, \"dh-blowfish\" "
-"for blowfish crypted password (insecure, not recommended), \"dh-aes\" for "
-"AES crypted password (insecure, not recommended)"
+"\"scram-sha-1\" for SCRAM authentication with SHA-1 algorithm, \"scram-"
+"sha-256\" for SCRAM authentication with SHA-256 algorithm, \"scram-sha-512\" "
+"for SCRAM authentication with SHA-512 algorithm, \"ecdsa-nist256p-challenge"
+"\" for key-based challenge authentication, \"external\" for authentication "
+"using client side SSL cert, \"dh-blowfish\" for blowfish crypted password "
+"(insecure, not recommended), \"dh-aes\" for AES crypted password (insecure, "
+"not recommended)"
 msgstr ""
 "SASL 認証メカニズム: \"plain\" は平文パスワード、\"ecdsa-nist256p-challenge"
 "\" は鍵を使ったチャレンジ認証、\"external\" はクライアント側の SSL 証明書を利"
@@ -10416,10 +10420,12 @@ msgstr "%s%s%s%s が %s%s%s をキック"
 msgid "%s%s%s%s has unidentified"
 msgstr "%s: サーバ %s%s%s を削除しました"
 
-#, c-format
-msgid ""
-"%s%s: error building answer for SASL authentication, using mechanism \"%s\""
-msgstr "%s%s: SASL 認証の応答を作成中にエラー、\"%s\" メカニズムを使用"
+#, fuzzy, c-format
+msgid "%s%s: SASL error: %s"
+msgstr "%s%s: エラー: %s"
+
+msgid "internal error"
+msgstr ""
 
 #, c-format
 msgid "%s%s: client capability, requesting: %s"
@@ -10831,25 +10837,29 @@ msgstr ""
 msgid "%s%s: server \"%s\" not found for redirect"
 msgstr "%s%s: リダイレクトサーバ \"%s\" が見つかりません"
 
-#, c-format
-msgid "%s%s: unable to read private key in file \"%s\""
-msgstr "%s%s: ファイル \"%s\" の秘密鍵を読み込めません"
+#, fuzzy
+msgid "unable to validate server signature"
+msgstr "%s%s: サーバの追加に失敗"
 
-#, c-format
-msgid "%sgnutls: invalid private key file: error %d %s"
-msgstr "%sgnutls: 無効な秘密鍵ファイルです: エラー %d %s"
+#, fuzzy
+msgid "memory error"
+msgstr "フォークエラー"
 
-#, c-format
-msgid "%s%s: signing the challenge with ECC public key: %s"
-msgstr "%s%s: ECC 公開鍵を使ってチャンレンジに署名しています: %s"
+msgid "base64 decode error"
+msgstr ""
 
-#, c-format
-msgid "%sgnutls: unable to import the private key: error %d %s"
-msgstr "%sgnutls: 秘密鍵をインポートできません: エラー %d %s"
+msgid "base64 encode error"
+msgstr ""
+
+msgid "cryptography error"
+msgstr ""
+
+msgid "protocol error"
+msgstr ""
 
 #, c-format
-msgid "%sgnutls: unable to sign the hashed data: error %d %s"
-msgstr "%sgnutls: ハッシュ化されたデータを署名できません: エラー %d %s"
+msgid "%s%s: signing the challenge with ECC public key: %s"
+msgstr "%s%s: ECC 公開鍵を使ってチャンレンジに署名しています: %s"
 
 #, c-format
 msgid ""
@@ -14659,5 +14669,27 @@ msgstr "%s%s: \"%s\" のタイムアウト %s"
 msgid "%s%s: unable to connect: unexpected error (%d)"
 msgstr "%s%s: 接続できません: 未定義のエラー (%d)"
 
+#, c-format
+#~ msgid ""
+#~ "%s%s: error building answer for SASL authentication, using mechanism \"%s"
+#~ "\""
+#~ msgstr "%s%s: SASL 認証の応答を作成中にエラー、\"%s\" メカニズムを使用"
+
+#, c-format
+#~ msgid "%s%s: unable to read private key in file \"%s\""
+#~ msgstr "%s%s: ファイル \"%s\" の秘密鍵を読み込めません"
+
+#, c-format
+#~ msgid "%sgnutls: invalid private key file: error %d %s"
+#~ msgstr "%sgnutls: 無効な秘密鍵ファイルです: エラー %d %s"
+
+#, c-format
+#~ msgid "%sgnutls: unable to import the private key: error %d %s"
+#~ msgstr "%sgnutls: 秘密鍵をインポートできません: エラー %d %s"
+
+#, c-format
+#~ msgid "%sgnutls: unable to sign the hashed data: error %d %s"
+#~ msgstr "%sgnutls: ハッシュ化されたデータを署名できません: エラー %d %s"
+
 #~ msgid "bar size in chars (0 = auto size)"
 #~ msgstr "文字数単位のバーのサイズ (0 = 自動サイズ)"
diff --git a/po/pl.po b/po/pl.po
index 50e3fc9d6..d69deefd0 100644
--- a/po/pl.po
+++ b/po/pl.po
@@ -22,7 +22,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2021-05-30 15:18+0200\n"
+"POT-Creation-Date: 2021-06-01 20:39+0200\n"
 "PO-Revision-Date: 2021-05-25 18:28+0200\n"
 "Last-Translator: Krzysztof Korościk <soltys@soltys.info>\n"
 "Language-Team: Polish <kde-i18n-doc@kde.org>\n"
@@ -9473,12 +9473,16 @@ msgstr ""
 "są dostępne  (zobacz /help cap żeby poznać listę opcji wspieranych przez "
 "WeeChat) (przykład: \"away-notify,multi-prefix\")"
 
+#, fuzzy
 msgid ""
 "mechanism for SASL authentication: \"plain\" for plain text password, "
-"\"ecdsa-nist256p-challenge\" for key-based challenge authentication, "
-"\"external\" for authentication using client side SSL cert, \"dh-blowfish\" "
-"for blowfish crypted password (insecure, not recommended), \"dh-aes\" for "
-"AES crypted password (insecure, not recommended)"
+"\"scram-sha-1\" for SCRAM authentication with SHA-1 algorithm, \"scram-"
+"sha-256\" for SCRAM authentication with SHA-256 algorithm, \"scram-sha-512\" "
+"for SCRAM authentication with SHA-512 algorithm, \"ecdsa-nist256p-challenge"
+"\" for key-based challenge authentication, \"external\" for authentication "
+"using client side SSL cert, \"dh-blowfish\" for blowfish crypted password "
+"(insecure, not recommended), \"dh-aes\" for AES crypted password (insecure, "
+"not recommended)"
 msgstr ""
 "mechanizm autentykacji SASL: \"plain\" dla hasła w czystym tekście, \"ecdsa-"
 "nist256p-challenge\" uwierzytelnianie na podstawie pary kluczy, \"external\" "
@@ -10685,12 +10689,12 @@ msgstr "%s%s%s%s zidentyfikował się jako %s"
 msgid "%s%s%s%s has unidentified"
 msgstr "%s%s%s%s został niezidentyfikowany"
 
-#, c-format
-msgid ""
-"%s%s: error building answer for SASL authentication, using mechanism \"%s\""
+#, fuzzy, c-format
+msgid "%s%s: SASL error: %s"
+msgstr "%s%s: błąd: %s"
+
+msgid "internal error"
 msgstr ""
-"%s%s: błąd podczas tworzenia odpowiedzi dla uwierzytelniania SASL, używając "
-"mechanizmu \"%s\""
 
 #, c-format
 msgid "%s%s: client capability, requesting: %s"
@@ -11099,25 +11103,29 @@ msgstr ""
 msgid "%s%s: server \"%s\" not found for redirect"
 msgstr "%s%s: serwer \"%s\" nie został znaleziony dla przekierowania"
 
-#, c-format
-msgid "%s%s: unable to read private key in file \"%s\""
-msgstr "%s%s: nie można odczytać klucza prywatnego z pliku \"%s\""
+#, fuzzy
+msgid "unable to validate server signature"
+msgstr "%s%s: nie można dodać serwera"
 
-#, c-format
-msgid "%sgnutls: invalid private key file: error %d %s"
-msgstr "%sgnutls: niepoprawny plik klucza prywatnego: błąd %d %s"
+#, fuzzy
+msgid "memory error"
+msgstr "nie udało się utworzyć procesu"
 
-#, c-format
-msgid "%s%s: signing the challenge with ECC public key: %s"
-msgstr "%s%s: podpisuje wyzwanie za pomocą klucza publicnzego ECC: %s"
+msgid "base64 decode error"
+msgstr ""
 
-#, c-format
-msgid "%sgnutls: unable to import the private key: error %d %s"
-msgstr "%sgnutls: nie można zaimportować klucza prywatnego: błąd %d %s"
+msgid "base64 encode error"
+msgstr ""
+
+msgid "cryptography error"
+msgstr ""
+
+msgid "protocol error"
+msgstr ""
 
 #, c-format
-msgid "%sgnutls: unable to sign the hashed data: error %d %s"
-msgstr "%sgnutls: nie można podpisać zakodowanych danych: błąd %d %s"
+msgid "%s%s: signing the challenge with ECC public key: %s"
+msgstr "%s%s: podpisuje wyzwanie za pomocą klucza publicnzego ECC: %s"
 
 #, c-format
 msgid ""
@@ -15035,5 +15043,29 @@ msgstr "%s%s: przekroczono czas na \"%s\" z %s"
 msgid "%s%s: unable to connect: unexpected error (%d)"
 msgstr "%s%s: nie można połączyć: niespodziewany błąd (%d)"
 
+#, c-format
+#~ msgid ""
+#~ "%s%s: error building answer for SASL authentication, using mechanism \"%s"
+#~ "\""
+#~ msgstr ""
+#~ "%s%s: błąd podczas tworzenia odpowiedzi dla uwierzytelniania SASL, "
+#~ "używając mechanizmu \"%s\""
+
+#, c-format
+#~ msgid "%s%s: unable to read private key in file \"%s\""
+#~ msgstr "%s%s: nie można odczytać klucza prywatnego z pliku \"%s\""
+
+#, c-format
+#~ msgid "%sgnutls: invalid private key file: error %d %s"
+#~ msgstr "%sgnutls: niepoprawny plik klucza prywatnego: błąd %d %s"
+
+#, c-format
+#~ msgid "%sgnutls: unable to import the private key: error %d %s"
+#~ msgstr "%sgnutls: nie można zaimportować klucza prywatnego: błąd %d %s"
+
+#, c-format
+#~ msgid "%sgnutls: unable to sign the hashed data: error %d %s"
+#~ msgstr "%sgnutls: nie można podpisać zakodowanych danych: błąd %d %s"
+
 #~ msgid "bar size in chars (0 = auto size)"
 #~ msgstr "rozmiar paska w znakach (0 = automatyczny rozmiar)"
diff --git a/po/pt.po b/po/pt.po
index a29cd5f30..ef7f65f4b 100644
--- a/po/pt.po
+++ b/po/pt.po
@@ -20,7 +20,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2021-05-30 15:18+0200\n"
+"POT-Creation-Date: 2021-06-01 20:39+0200\n"
 "PO-Revision-Date: 2021-05-25 18:28+0200\n"
 "Last-Translator: Vasco Almeida <vascomalmeida@sapo.pt>\n"
 "Language-Team: Portuguese <>\n"
@@ -9020,12 +9020,16 @@ msgstr ""
 "servidor se estiverem disponíveis (ver /help cap para obter uma lista de "
 "capacidades suportadas pelo WeeChat) (exemplo: \"away-notify,multi-prefix\")"
 
+#, fuzzy
 msgid ""
 "mechanism for SASL authentication: \"plain\" for plain text password, "
-"\"ecdsa-nist256p-challenge\" for key-based challenge authentication, "
-"\"external\" for authentication using client side SSL cert, \"dh-blowfish\" "
-"for blowfish crypted password (insecure, not recommended), \"dh-aes\" for "
-"AES crypted password (insecure, not recommended)"
+"\"scram-sha-1\" for SCRAM authentication with SHA-1 algorithm, \"scram-"
+"sha-256\" for SCRAM authentication with SHA-256 algorithm, \"scram-sha-512\" "
+"for SCRAM authentication with SHA-512 algorithm, \"ecdsa-nist256p-challenge"
+"\" for key-based challenge authentication, \"external\" for authentication "
+"using client side SSL cert, \"dh-blowfish\" for blowfish crypted password "
+"(insecure, not recommended), \"dh-aes\" for AES crypted password (insecure, "
+"not recommended)"
 msgstr ""
 "mecanismo de autenticação SASL: \"plain\" para palavra-passe em texto "
 "simples, \"ecdsa-nist256p-challenge\" para autenticação por desafio com "
@@ -10237,12 +10241,12 @@ msgstr "%s%s%s%s expulsou %s%s%s"
 msgid "%s%s%s%s has unidentified"
 msgstr "%s: o servidor %s%s%s foi eliminado"
 
-#, c-format
-msgid ""
-"%s%s: error building answer for SASL authentication, using mechanism \"%s\""
+#, fuzzy, c-format
+msgid "%s%s: SASL error: %s"
+msgstr "%s%s: erro: %s"
+
+msgid "internal error"
 msgstr ""
-"%s%s: erro ao construir resposta para a autenticação SASL, usando o "
-"mecanismo \"%s\""
 
 #, c-format
 msgid "%s%s: client capability, requesting: %s"
@@ -10647,25 +10651,29 @@ msgstr ""
 msgid "%s%s: server \"%s\" not found for redirect"
 msgstr "%s%s: servidor \"%s\" não encontrado para redirecionar"
 
-#, c-format
-msgid "%s%s: unable to read private key in file \"%s\""
-msgstr "%s%s: não foi possível ler a chave privada no ficheiro \"%s\""
+#, fuzzy
+msgid "unable to validate server signature"
+msgstr "%s%s: não é possível adicionar servidor"
 
-#, c-format
-msgid "%sgnutls: invalid private key file: error %d %s"
-msgstr "%sgnutls: ficheiro de chave privada inválido: erro %d %s"
+#, fuzzy
+msgid "memory error"
+msgstr "erro"
 
-#, c-format
-msgid "%s%s: signing the challenge with ECC public key: %s"
-msgstr "%s%s: a assinar o desafio com a chave ECC pública: %s"
+msgid "base64 decode error"
+msgstr ""
 
-#, c-format
-msgid "%sgnutls: unable to import the private key: error %d %s"
-msgstr "%sgnutls: não foi possível importar a chave privada: erro %d %s"
+msgid "base64 encode error"
+msgstr ""
+
+msgid "cryptography error"
+msgstr ""
+
+msgid "protocol error"
+msgstr ""
 
 #, c-format
-msgid "%sgnutls: unable to sign the hashed data: error %d %s"
-msgstr "%sgnutls: não foi possível assinar o resumo dos dados: erro %d %s"
+msgid "%s%s: signing the challenge with ECC public key: %s"
+msgstr "%s%s: a assinar o desafio com a chave ECC pública: %s"
 
 #, c-format
 msgid ""
@@ -14512,5 +14520,29 @@ msgstr "%s%s: tempo limite de \"%s\" com %s"
 msgid "%s%s: unable to connect: unexpected error (%d)"
 msgstr "%s%s: não foi possível conectar: erro inesperado (%d)"
 
+#, c-format
+#~ msgid ""
+#~ "%s%s: error building answer for SASL authentication, using mechanism \"%s"
+#~ "\""
+#~ msgstr ""
+#~ "%s%s: erro ao construir resposta para a autenticação SASL, usando o "
+#~ "mecanismo \"%s\""
+
+#, c-format
+#~ msgid "%s%s: unable to read private key in file \"%s\""
+#~ msgstr "%s%s: não foi possível ler a chave privada no ficheiro \"%s\""
+
+#, c-format
+#~ msgid "%sgnutls: invalid private key file: error %d %s"
+#~ msgstr "%sgnutls: ficheiro de chave privada inválido: erro %d %s"
+
+#, c-format
+#~ msgid "%sgnutls: unable to import the private key: error %d %s"
+#~ msgstr "%sgnutls: não foi possível importar a chave privada: erro %d %s"
+
+#, c-format
+#~ msgid "%sgnutls: unable to sign the hashed data: error %d %s"
+#~ msgstr "%sgnutls: não foi possível assinar o resumo dos dados: erro %d %s"
+
 #~ msgid "bar size in chars (0 = auto size)"
 #~ msgstr "tamanho da barra em carateres (0 = tamanho automático)"
diff --git a/po/pt_BR.po b/po/pt_BR.po
index 571ecdf88..5e4308435 100644
--- a/po/pt_BR.po
+++ b/po/pt_BR.po
@@ -21,7 +21,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2021-05-30 15:18+0200\n"
+"POT-Creation-Date: 2021-06-01 20:39+0200\n"
 "PO-Revision-Date: 2021-05-25 18:28+0200\n"
 "Last-Translator: Érico Nogueira <ericonr@disroot.org>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -8067,10 +8067,13 @@ msgstr ""
 
 msgid ""
 "mechanism for SASL authentication: \"plain\" for plain text password, "
-"\"ecdsa-nist256p-challenge\" for key-based challenge authentication, "
-"\"external\" for authentication using client side SSL cert, \"dh-blowfish\" "
-"for blowfish crypted password (insecure, not recommended), \"dh-aes\" for "
-"AES crypted password (insecure, not recommended)"
+"\"scram-sha-1\" for SCRAM authentication with SHA-1 algorithm, \"scram-"
+"sha-256\" for SCRAM authentication with SHA-256 algorithm, \"scram-sha-512\" "
+"for SCRAM authentication with SHA-512 algorithm, \"ecdsa-nist256p-challenge"
+"\" for key-based challenge authentication, \"external\" for authentication "
+"using client side SSL cert, \"dh-blowfish\" for blowfish crypted password "
+"(insecure, not recommended), \"dh-aes\" for AES crypted password (insecure, "
+"not recommended)"
 msgstr ""
 
 #, fuzzy
@@ -9099,12 +9102,12 @@ msgstr "%s%s%s%s se identificou como %s"
 msgid "%s%s%s%s has unidentified"
 msgstr "%s%s%s%s removeu sua identificação"
 
-#, c-format
-msgid ""
-"%s%s: error building answer for SASL authentication, using mechanism \"%s\""
+#, fuzzy, c-format
+msgid "%s%s: SASL error: %s"
+msgstr "%s%s: erro: %s"
+
+msgid "internal error"
 msgstr ""
-"%s%s: erro ao construir resposta para autenticação SASL, utilizando "
-"mecanismo \"%s\""
 
 #, c-format
 msgid "%s%s: client capability, requesting: %s"
@@ -9505,25 +9508,29 @@ msgstr ""
 msgid "%s%s: server \"%s\" not found for redirect"
 msgstr "%s%s: servidor \"%s\" não encontrado para redirecionamento"
 
-#, c-format
-msgid "%s%s: unable to read private key in file \"%s\""
-msgstr "%s%s: não foi possível ler a chave privada no arquivo \"%s\""
+#, fuzzy
+msgid "unable to validate server signature"
+msgstr "%s%s: não foi possível redirecionar saída de erro (stderr)"
 
-#, c-format
-msgid "%sgnutls: invalid private key file: error %d %s"
-msgstr "%sgnutls: arquivo de chave privada inválido: erro %d %s"
+#, fuzzy
+msgid "memory error"
+msgstr "%s%s: erro: %s"
 
-#, c-format
-msgid "%s%s: signing the challenge with ECC public key: %s"
+msgid "base64 decode error"
 msgstr ""
 
-#, fuzzy, c-format
-msgid "%sgnutls: unable to import the private key: error %d %s"
-msgstr "%s%s: não foi possível criar pipe"
+msgid "base64 encode error"
+msgstr ""
 
-#, fuzzy, c-format
-msgid "%sgnutls: unable to sign the hashed data: error %d %s"
-msgstr "%s%s: não foi possível criar pipe"
+msgid "cryptography error"
+msgstr ""
+
+msgid "protocol error"
+msgstr ""
+
+#, c-format
+msgid "%s%s: signing the challenge with ECC public key: %s"
+msgstr ""
 
 #, c-format
 msgid ""
@@ -13055,5 +13062,29 @@ msgstr "%s%s: tempo esgotado para \"%s\" com %s"
 msgid "%s%s: unable to connect: unexpected error (%d)"
 msgstr "%s%s: não foi possível conectar ao remetente"
 
+#, c-format
+#~ msgid ""
+#~ "%s%s: error building answer for SASL authentication, using mechanism \"%s"
+#~ "\""
+#~ msgstr ""
+#~ "%s%s: erro ao construir resposta para autenticação SASL, utilizando "
+#~ "mecanismo \"%s\""
+
+#, c-format
+#~ msgid "%s%s: unable to read private key in file \"%s\""
+#~ msgstr "%s%s: não foi possível ler a chave privada no arquivo \"%s\""
+
+#, c-format
+#~ msgid "%sgnutls: invalid private key file: error %d %s"
+#~ msgstr "%sgnutls: arquivo de chave privada inválido: erro %d %s"
+
+#, fuzzy, c-format
+#~ msgid "%sgnutls: unable to import the private key: error %d %s"
+#~ msgstr "%s%s: não foi possível criar pipe"
+
+#, fuzzy, c-format
+#~ msgid "%sgnutls: unable to sign the hashed data: error %d %s"
+#~ msgstr "%s%s: não foi possível criar pipe"
+
 #~ msgid "bar size in chars (0 = auto size)"
 #~ msgstr "tamanho da barra em caracteres (0 = tamanho automático)"
diff --git a/po/ru.po b/po/ru.po
index 7083c1054..75dc4f871 100644
--- a/po/ru.po
+++ b/po/ru.po
@@ -21,7 +21,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2021-05-30 15:18+0200\n"
+"POT-Creation-Date: 2021-06-01 20:39+0200\n"
 "PO-Revision-Date: 2021-05-25 18:28+0200\n"
 "Last-Translator: Aleksey V Zapparov AKA ixti <ixti@member.fsf.org>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -7655,10 +7655,13 @@ msgstr ""
 
 msgid ""
 "mechanism for SASL authentication: \"plain\" for plain text password, "
-"\"ecdsa-nist256p-challenge\" for key-based challenge authentication, "
-"\"external\" for authentication using client side SSL cert, \"dh-blowfish\" "
-"for blowfish crypted password (insecure, not recommended), \"dh-aes\" for "
-"AES crypted password (insecure, not recommended)"
+"\"scram-sha-1\" for SCRAM authentication with SHA-1 algorithm, \"scram-"
+"sha-256\" for SCRAM authentication with SHA-256 algorithm, \"scram-sha-512\" "
+"for SCRAM authentication with SHA-512 algorithm, \"ecdsa-nist256p-challenge"
+"\" for key-based challenge authentication, \"external\" for authentication "
+"using client side SSL cert, \"dh-blowfish\" for blowfish crypted password "
+"(insecure, not recommended), \"dh-aes\" for AES crypted password (insecure, "
+"not recommended)"
 msgstr ""
 
 #, fuzzy
@@ -8704,9 +8707,11 @@ msgstr "%s%s%s выкинул %s%s%s с канала %s%s"
 msgid "%s%s%s%s has unidentified"
 msgstr "Сервер %s%s%s удалён\n"
 
-#, c-format
-msgid ""
-"%s%s: error building answer for SASL authentication, using mechanism \"%s\""
+#, fuzzy, c-format
+msgid "%s%s: SASL error: %s"
+msgstr "%sСервер: %s%s\n"
+
+msgid "internal error"
 msgstr ""
 
 #, fuzzy, c-format
@@ -9110,25 +9115,29 @@ msgstr ""
 msgid "%s%s: server \"%s\" not found for redirect"
 msgstr "%s сервер \"%s\" не найден\n"
 
-#, fuzzy, c-format
-msgid "%s%s: unable to read private key in file \"%s\""
-msgstr "Не могу записать лог-файл \"%s\"\n"
+#, fuzzy
+msgid "unable to validate server signature"
+msgstr "%s не могу создать сервер\n"
 
-#, fuzzy, c-format
-msgid "%sgnutls: invalid private key file: error %d %s"
-msgstr "Не могу записать лог-файл \"%s\"\n"
+#, fuzzy
+msgid "memory error"
+msgstr "%sСервер: %s%s\n"
 
-#, c-format
-msgid "%s%s: signing the challenge with ECC public key: %s"
+msgid "base64 decode error"
 msgstr ""
 
-#, fuzzy, c-format
-msgid "%sgnutls: unable to import the private key: error %d %s"
-msgstr "%s DCC: не могу создать pipe\n"
+msgid "base64 encode error"
+msgstr ""
 
-#, fuzzy, c-format
-msgid "%sgnutls: unable to sign the hashed data: error %d %s"
-msgstr "%s DCC: не могу создать pipe\n"
+msgid "cryptography error"
+msgstr ""
+
+msgid "protocol error"
+msgstr ""
+
+#, c-format
+msgid "%s%s: signing the challenge with ECC public key: %s"
+msgstr ""
 
 #, c-format
 msgid ""
@@ -12606,3 +12615,19 @@ msgstr "%s нет аргумента для параметра \"%s\"\n"
 #, fuzzy, c-format
 msgid "%s%s: unable to connect: unexpected error (%d)"
 msgstr "%s DCC: не могу соединиться с отправителем\n"
+
+#, fuzzy, c-format
+#~ msgid "%s%s: unable to read private key in file \"%s\""
+#~ msgstr "Не могу записать лог-файл \"%s\"\n"
+
+#, fuzzy, c-format
+#~ msgid "%sgnutls: invalid private key file: error %d %s"
+#~ msgstr "Не могу записать лог-файл \"%s\"\n"
+
+#, fuzzy, c-format
+#~ msgid "%sgnutls: unable to import the private key: error %d %s"
+#~ msgstr "%s DCC: не могу создать pipe\n"
+
+#, fuzzy, c-format
+#~ msgid "%sgnutls: unable to sign the hashed data: error %d %s"
+#~ msgstr "%s DCC: не могу создать pipe\n"
diff --git a/po/tr.po b/po/tr.po
index 9b7ff81b8..d3adbda66 100644
--- a/po/tr.po
+++ b/po/tr.po
@@ -20,7 +20,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2021-05-30 15:18+0200\n"
+"POT-Creation-Date: 2021-06-01 20:39+0200\n"
 "PO-Revision-Date: 2021-05-25 18:28+0200\n"
 "Last-Translator: Emir SARI <bitigchi@me.com>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -7334,10 +7334,13 @@ msgstr ""
 
 msgid ""
 "mechanism for SASL authentication: \"plain\" for plain text password, "
-"\"ecdsa-nist256p-challenge\" for key-based challenge authentication, "
-"\"external\" for authentication using client side SSL cert, \"dh-blowfish\" "
-"for blowfish crypted password (insecure, not recommended), \"dh-aes\" for "
-"AES crypted password (insecure, not recommended)"
+"\"scram-sha-1\" for SCRAM authentication with SHA-1 algorithm, \"scram-"
+"sha-256\" for SCRAM authentication with SHA-256 algorithm, \"scram-sha-512\" "
+"for SCRAM authentication with SHA-512 algorithm, \"ecdsa-nist256p-challenge"
+"\" for key-based challenge authentication, \"external\" for authentication "
+"using client side SSL cert, \"dh-blowfish\" for blowfish crypted password "
+"(insecure, not recommended), \"dh-aes\" for AES crypted password (insecure, "
+"not recommended)"
 msgstr ""
 
 msgid ""
@@ -8254,9 +8257,11 @@ msgstr "%s%s%s%s, %s olarak kimliği tanımlandı"
 msgid "%s%s%s%s has unidentified"
 msgstr "%s%s%s%s kimliği belirsiz"
 
-#, c-format
-msgid ""
-"%s%s: error building answer for SASL authentication, using mechanism \"%s\""
+#, fuzzy, c-format
+msgid "%s%s: SASL error: %s"
+msgstr "%s%s: hata: %s"
+
+msgid "internal error"
 msgstr ""
 
 #, c-format
@@ -8642,24 +8647,28 @@ msgstr ""
 msgid "%s%s: server \"%s\" not found for redirect"
 msgstr ""
 
-#, c-format
-msgid "%s%s: unable to read private key in file \"%s\""
-msgstr "%s%s: \"%s\" dosyasındaki özel anahtar okunamıyor"
+#, fuzzy
+msgid "unable to validate server signature"
+msgstr "%s%s: sunucu eklenemiyor"
 
-#, c-format
-msgid "%sgnutls: invalid private key file: error %d %s"
-msgstr "%sgnutls: Geçersiz özel anahtar dosyası: hata %d %s"
+#, fuzzy
+msgid "memory error"
+msgstr "çatal hatası"
 
-#, c-format
-msgid "%s%s: signing the challenge with ECC public key: %s"
+msgid "base64 decode error"
 msgstr ""
 
-#, c-format
-msgid "%sgnutls: unable to import the private key: error %d %s"
+msgid "base64 encode error"
+msgstr ""
+
+msgid "cryptography error"
+msgstr ""
+
+msgid "protocol error"
 msgstr ""
 
 #, c-format
-msgid "%sgnutls: unable to sign the hashed data: error %d %s"
+msgid "%s%s: signing the challenge with ECC public key: %s"
 msgstr ""
 
 #, c-format
@@ -11897,3 +11906,11 @@ msgstr "%s%s: \"%s\" için %s ile zaman aşımı"
 #, c-format
 msgid "%s%s: unable to connect: unexpected error (%d)"
 msgstr "%s%s: Bağlanılamıyor: Beklenmedik hata (%d)"
+
+#, c-format
+#~ msgid "%s%s: unable to read private key in file \"%s\""
+#~ msgstr "%s%s: \"%s\" dosyasındaki özel anahtar okunamıyor"
+
+#, c-format
+#~ msgid "%sgnutls: invalid private key file: error %d %s"
+#~ msgstr "%sgnutls: Geçersiz özel anahtar dosyası: hata %d %s"
diff --git a/po/weechat.pot b/po/weechat.pot
index 1261522b1..b7bdd1484 100644
--- a/po/weechat.pot
+++ b/po/weechat.pot
@@ -21,7 +21,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2021-05-30 15:18+0200\n"
+"POT-Creation-Date: 2021-06-01 20:39+0200\n"
 "PO-Revision-Date: 2014-08-16 10:27+0200\n"
 "Last-Translator: Sébastien Helleu <flashcode@flashtux.org>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -6809,10 +6809,13 @@ msgstr ""
 
 msgid ""
 "mechanism for SASL authentication: \"plain\" for plain text password, "
-"\"ecdsa-nist256p-challenge\" for key-based challenge authentication, "
-"\"external\" for authentication using client side SSL cert, \"dh-blowfish\" "
-"for blowfish crypted password (insecure, not recommended), \"dh-aes\" for "
-"AES crypted password (insecure, not recommended)"
+"\"scram-sha-1\" for SCRAM authentication with SHA-1 algorithm, \"scram-"
+"sha-256\" for SCRAM authentication with SHA-256 algorithm, \"scram-sha-512\" "
+"for SCRAM authentication with SHA-512 algorithm, \"ecdsa-nist256p-challenge"
+"\" for key-based challenge authentication, \"external\" for authentication "
+"using client side SSL cert, \"dh-blowfish\" for blowfish crypted password "
+"(insecure, not recommended), \"dh-aes\" for AES crypted password (insecure, "
+"not recommended)"
 msgstr ""
 
 msgid ""
@@ -7727,8 +7730,10 @@ msgid "%s%s%s%s has unidentified"
 msgstr ""
 
 #, c-format
-msgid ""
-"%s%s: error building answer for SASL authentication, using mechanism \"%s\""
+msgid "%s%s: SASL error: %s"
+msgstr ""
+
+msgid "internal error"
 msgstr ""
 
 #, c-format
@@ -8120,24 +8125,26 @@ msgstr ""
 msgid "%s%s: server \"%s\" not found for redirect"
 msgstr ""
 
-#, c-format
-msgid "%s%s: unable to read private key in file \"%s\""
+msgid "unable to validate server signature"
 msgstr ""
 
-#, c-format
-msgid "%sgnutls: invalid private key file: error %d %s"
+msgid "memory error"
 msgstr ""
 
-#, c-format
-msgid "%s%s: signing the challenge with ECC public key: %s"
+msgid "base64 decode error"
 msgstr ""
 
-#, c-format
-msgid "%sgnutls: unable to import the private key: error %d %s"
+msgid "base64 encode error"
+msgstr ""
+
+msgid "cryptography error"
+msgstr ""
+
+msgid "protocol error"
 msgstr ""
 
 #, c-format
-msgid "%sgnutls: unable to sign the hashed data: error %d %s"
+msgid "%s%s: signing the challenge with ECC public key: %s"
 msgstr ""
 
 #, c-format