Fail2Ban, Zimbra’s DoSFilter and Failed Login Lockout Policy
On each Zimbra deployment strategy, I’ve never activate Failed Login Lockout Policy as it tend to block legitimate user from being logged in due to brute force attack from others.…
Script to Delete the Spam Queue on Zimbra with Confirmation
On previous script, we can delete spam from queue by passing sender or recipient address on the script : [code lang=”bash”] pfdel email-spammer [/code] But what about situation where spammer…
Bash Script for Spam Queue Removal on Zimbra Mail Server (Updated)
I have a small script-got it from Internet-for Zimbra spam queue removal based on Postfix queue message removal. The script written on Perl language and become a mandatory script on…
Zimbra Improvement : Restricted Sender/Sender Must Login on Zimbra 8
As a powerful mail server, Zimbra has some system security features applied by default. We can also applying some additional security policy to increase mail server protection, such as applying…
Zimbra Improvement : Restricted Sender/Sender Must Login on Zimbra 8
As a powerful mail server, Zimbra has some system security features applied by default. We can also applying some additional security policy to increase mail server protection, such as applying…
Zimbra Tips : PolicyD & Rate-Limit Sending Message Implementation on Zimbra 8
From PolicyD website : Policyd v2 (codenamed “cluebringer”) is a multi-platform policy server for popular MTAs. This policy daemon is designed mostly for large scale mail hosting environments. The main…