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.…
Tips : Improving Zimbra Mail Server Security with Fail2Ban
Zimbra mail server has it’s own anti spam based on SpamAssasin and anti virus addon based on ClamAV to block incoming and outgoing malicious. The default addon has a pretty good performance…