WebApr 12 18:38:32 mail postfix/smtpd[380497]: warning: unknown[45.81.243.50]: SASL LOGIN authenticatio ... show more Apr 12 18:38:32 mail postfix/smtpd[380497]: warning: unknown[45.81.243.50]: SASL LOGIN authentication failed: authentication failure Apr 12 18:38:32 mail postfix/smtpd[380725]: warning: unknown[45.81.243.50]: SASL LOGIN … WebFailed to execute ban jail 'postfix-sasl' action 'route' Steps to reproduce. Enable fail2ban jail for postfix-sasl and fail the authorization. Expected behavior. Ban the IP in route. Observed behavior. Error message. Any additional information. There is a similar issue at #2092 to which the solution is to replace "imap3" with "imap ...
Configure Fail2Ban for Zimbra Server with route instead of …
WebJan 3, 2024 · This usually means repeated failed login attempts. Fail2Ban is a useful tool for blocking malicious traffic and increasing the security of your server. ... “you let postfix use dovecat as the SASL authentication server in /etc/postfix/main.cf and set up communication to the Unix Socket which ties up to dovecot. WebApr 11, 2024 · My maillog shows several failed mail authentication attempts. Fail2ban is configured from Pesk Onyx webui Defaults jails have simply lowered maxretry values and increased ban periods. Regarding to the config files and the logs, i cant figure out why Fail2ban does not ban an attacker. Here is the (kept original) filter file for postfix-sasl. closing down a business in texas
121.228.125.2 ChinaNet Jiangsu Province Network AbuseIPDB
WebJun 3, 2024 · Connection lost to authentication server Invalid authentication mechanism) mdre-auth2= ^ [^ [] []% (_port)s: SASL ( (?i)LOGIN PLAIN (?:CRAM DIGEST)-MD5) authentication failed: (?! Connection lost to authentication server) todo: check/remove “Invalid authentication mechanism” from ignore list, if gh-1243 will get finished (see gh … WebJan 3, 2016 · I have a Fail2Ban jail that monitors failed SASL authentications to my Postfix SMTP server. When this occurs, /var/log/mail.log contains these three lines ... connect from unknown[x.x.x.x] postfix/smtpd[32591]: warning: unknown[x.x.x.x]: SASL LOGIN authentication failed: authentication failure postfix/smtpd[32591]: disconnect from … WebIP Abuse Reports for 172.104.142.253: . This IP address has been reported a total of 7 times from 6 distinct sources. 172.104.142.253 was first reported on March 12th 2024, and the most recent report was 1 week ago.. Old Reports: The most recent abuse report for this IP address is from 1 week ago.It is possible that this IP is no longer involved in abusive … closing down a business letter