Network & Systems

SSH Attacks

SSH is on nearly every Linux server. Learn how attackers find it, brute-force it, steal keys, and exploit misconfigurations — and what defenders get wrong.

Intermediate45 min6 lessons1 hands-on

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First lesson free. The full module is part of Pro.

You'll be able to

✓Fingerprint SSH versions and identify vulnerable builds
✓Bruteforce SSH credentials with Hydra using targeted username lists
✓Find and use exposed SSH private keys, crack passphrases with ssh2john
✓Identify dangerous sshd_config settings and abuse agent forwarding

Lessons

1SSH in a Pentest
2Bruteforce with Hydra
3SSH Key Attacks
4sshd_config Misconfigurations
5Mini Lab — SSH Assessment Results
6Your Turn: Attack SSHHANDS-ON

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