1 link tagged with all of: authentication + security + linux + firewall + fail2ban
Links
Fail2Ban monitors log files for failed login attempts and bans offending IP addresses by updating firewall rules. It supports both IPv4 and IPv6 and can be configured for various services. While it helps reduce unauthorized access, it’s best used alongside stronger authentication methods like two-factor authentication.
fail2ban ✓
security ✓
authentication ✓
linux ✓
firewall ✓