Once you start to use fail2ban on more than one machine you’ll get to the point where you’d like to apply the IP blocking to machines other than the local one. While there are other (partially commercial) solutions to do that, I still decided to go with fail2ban. Please consider the following description as a […]
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fail2ban in depth
Skipping through my log files I found some concerning entries that were not covered by the existing fail2ban config. While trying to figure the correct regular expressions (regexp) to match these entries I had to take a close look at the things fail2ban provides to make things easier. Basic configuration As usual my test are […]