fail2ban
Bans IP addresses that make too many authentication failures
Fail2ban scans log files like /var/log/messages and bans IP addresses that makes too many password failures. It updates firewall rules to reject the IP address, can send e-mails, or set host.deny entries. These rules can be defined by the user. Fail2Ban can read multiple log files such as sshd or Apache web server ones.
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openSUSE Tumbleweed
openSUSE Leap 15.5
openSUSE Leap 15.4
openSUSE Leap 15.3
openSUSE Backports for SLE 12 SP5
SUSE SLE-15-SP2
SUSE SLE-15-SP1
SUSE SLE-12-SP5
SUSE SLE-11 SP 4
Debian 9.0
Unsupported distributions
The following distributions are not officially supported. Use these packages at your own risk.