Questions tagged [fail2ban]
Fail2ban scans log files (e.g. /var/log/apache/error_log) and bans IPs that show the malicious signs -- too many password failures, seeking for exploits, etc.
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vivid - failed to connect to upstart: connection refused
Just updated via do-release-upgrade and now certain upstart jobs such as fail2ban and plexmediaserver will not start (have tried reinstalling)
$ sudo service fail2ban start
Job for fail2ban.service ...
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How to prevent x11vnc attacks: attempts to unauthorized logins?
My computer was freezing for 1 second every 5 seconds.
I found it was someone repeatedly trying to log in through x11vnc.
Is there some way I can have it reject connections from an IP address for a ...
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Job for fail2ban.service failed because the control process exited with error code
I have installed fail2ban on my server (OS: Ubuntu 16.0.4 LTS). When I try to start it, I get the following error message:
Job for fail2ban.service failed because the control process exited with ...
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"top" shows fail2ban and sshd at the very top, hogging CPU usage
top shows fail2ban and sshd at the very top and hogging CPU usage.
top - 19:30:57 up 1 day, 9:44, 1 user, load average: 41.03, 41.02, 41.02
Tasks: 738 total, 1 running, 737 sleeping, 0 stopped, ...
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Regex for fail2ban config file to match pregreet lines in mail.log
The lines in mail.log to match are like:
May 6 10:06:16 mikes-serverbox postfix/postscreen[15486]: PREGREET 14 after 0.1 from [173.225.99.104]:57130: EHLO ylmf-pc\r\n
May 9 11:36:36 mikes-...