Articles by oufcomm

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  How to whitelist an IP in Fail2ban on Debian Linux

  Author: oufcomm • Tags: ispconfig, linux, networking, security • Comments: 7 • Updated: May 31, 2024

  How to whitelist an IP in Fail2ban on Debian Linux. Fail2Ban is used to protect servers against brute force attacks. Fail2ban uses iptables to block attackers, so, if we want to add permanent IP address and never be blocked, we must add it in the config file.

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