Published at LXer:
Tired of automated attacks on your systems? Want to beef up security a bit by denying would-be attackers a third or fourth chance? Then you need Fail2ban. Fail2ban watches logs and then bans IP addresses, based on too many password failures, by updating the firewall rules. Specific rules can be defined by the user and multiple log files can be monitored. This weekend, let's get started on improving security with Fail2ban.
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