Prowid course material: https://kurslar.prowid.com/en/index.php?id=lesson&m=2508
CCNA from zero: computer network fundamentals · Section 12. Network Security
Hardening Cisco IOS Device Access: enable secret Hash Types, service password-encryption, exec-timeout, and login block-for
🔒 This is the beginning of the lesson. The full lesson is available with a subscription.