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Questions tagged [sasl]

Simple Authentication and Security Layer (SASL) is a framework for authentication and data security in Internet protocols.

259 questions
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Posfix smtpd_sasl_path seems does not work for me

I have such configuration: /etc/postfix/main.cf smtpd_sasl_type = cyrus smtpd_sasl_auth_enable = yes smtpd_sasl_path = /usr/lib/sasl2/smtpd /usr/lib/sasl2/smtpd.conf pwcheck_method: auxprop auxprop_plugin: sasldb mech_list: PLAIN LOGIN DIGEST-MD5…
alex2k8
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NetBSD + openLDAP + SASL

I try to set up a connection to a openLDAP server running on NetBSD 10 via TLS and SASL. When I try ldapsreach -Y EXTERNAL I get ldapsearch: not compiled with SASL support and ldd /usr/bin/ldapsearch shows also no info about sasl-Libs. This site…
Thomas P
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Postfix with Dovecot on Ubuntu 20.04 postfix/mail fatal: no sasl authentication mechanisms

Here's the output of doveconf -n: # 2.3.7.2 (3c910f64b): /etc/dovecot/dovecot.conf # Pigeonhole version 0.5.7.2 () # OS: Linux 5.17.5-x86_64-linode154 x86_64 Ubuntu 20.04.4 LTS # Hostname: mail.servicemouse.com doveconf: Error:…
Scott K
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How does SASL know to read config from /etc/postfix/sasl?

I've set up Postfix to authenticate with SASL on a Ubuntu based system. I've done this by following along with some recipes, but mostly readying a lot of the docs. One bit that works, but which I don't understand how it works is based on a recipe…
Dom
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Postfix unable to authenticate with Microsoft Exchange (No credentials were supplied)

I want to setup postfix on my nagios server to relay emails to our Microsoft Exchange server and I am running into issues with authenticating with Microsoft Exchange. Specifically I am getting this error: warning: SASL authentication failure:…
qroberts
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Postfix Can't Receive Internet Email - warning: SASL: Connect to /var/spool/postfix/private/auth failed

Using CentOS 8, I've setup dovecot and postfix and tested that: I can sign in as an authenticated user Read email (IMAP) Send email to the same/different account on the server Send email outbound, to an internet mail server Server does not act as…
dark_st3alth
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Trouble enabling mail_crypt in dovecot / SASL authentication failed

dovecot --version 2.3.4.1 (f79e8e7e4) Ok, I tried to enable mail-crypt but it's being weird. I'm using https://doc.dovecot.org/configuration_manual/mail_crypt_plugin/#ec-key. I ran: cd $HOME openssl ecparam -name prime256v1 -genkey | openssl pkey…
NorseGaud
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Dovecot not authenticating clients in mail server with postfix cyrus(for sasl authentication) and dovecot in centos 7

As i have been building a mailserver i have another question in process that i haven't been able to find in google so i am expecting i will get a answer here so The update is i have created a mailserver with postfix authenticated with sasl using…
ram khanal
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Postfix + sasldb issue (solved as of Mar 2021)

PS(SOLVED: Solution for Alpine Linux as of Mar 2021, the fix in cyrus-sasl 2.1.27-r12 is in edge branch. 3.13 only has cyrus-sasl 2.1.27-r10. PS: I know there are similar posts but they are very dated like 2015. My issue is 2021 and was working…
John Siu
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Why do I get "Server not found in Kerberos database" using testsaslauthd?

I'm trying to setup Kerberos auth over SASL using OpenLDAP. As I understand it, I need a host keytab in /etc/krb5.keytab from the KDC I'm using and then {SASL}user@realm in the given user's LDAP password attribute. Switching users from root > nobody…
Server Fault
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Authenticating Apache HTTPServer 2.4.x with mod_auth_gssapi using Microsoft Active directory

I'm looking for below configurations for GSSAPI authentication with Apache 2.4 for Active directory: 1. How to configure Apache HTTPServer 2.4.x with mod_auth_gssapi using Microsoft Active directory? Is there any documentation OR POC example stating…
Rohit Gaikwad
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Dovecot: Username character disallowed by auth_username_chars: 0x0a

I'm trying to set up a postfix+dovecot server to use GNU Mailman for creating a mailing list server, however I'm currently stuck at setting up SASL authentication using dovecot. It seems to add a newline character to the base64 encoded username Note…
user450390
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How to setup SASL Proxy Authorization with an OpenLDAP server on Debian

For Kerberos Authentication together with SASL/GSSAPI Authorization on client devices I need Proxy Authorization on an OpenLDAP server running on Raspberry Pi with Debian/Raspbian Buster. I tried to follow the description in the OpenLDAP Software…
Ingo
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Postfix How to send mail in behalf of an alias

I'm using postfix as a mail relay in a very simple setup, mostly with aliases, forwarding mails to GMail. My main goal with this is to minimize the need for mailboxes on my server. Let's assume I have the following alias bob@mydomain.tld ->…
mefiX
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Unable to connect to port 993 for IMAP on Ubuntu server with Postfix/Dovecot/MySQL

Ubuntu 16.04.5 Apache2 MySQL Postfix w/MySQL Dovecot SASL2 UFW I am trying to install a working mail server and client on this machine. I followed this tutorial which allows authentication through MySQL. I have all DB entries set correctly, I have…
Fid
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