Sentry: Bruteforce Attack Blocker
sentry – safe and effective protection against bruteforce attacks. It detects and prevents bruteforce attacks against sshd using minimal system resources. SAFE To prevent inadvertant lockouts, Sentry auto-whitelists IPs that have connected more than 3 times and succeeded at least once. Now that forgetful colleague behind the office NAT router won’t get us locked out […]