BeginnerPhone
1 min
SSH Keys vs Password Authentication
SecurityLinuxNetworking
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Interview Question
Why are SSH key pairs generally preferred over passwords for server access?
Key Points to Cover
- Stronger cryptographic security; not guessable like passwords
- Supports passphrases and agents; no credential reuse
- Easier to rotate/revoke via authorized_keys
Evaluation Rubric
Explains stronger security properties40% weight
Mentions rotation/revocation benefits30% weight
References passphrases/agents30% weight
Hints
- 💡authorized_keys, ssh-agent, passphrase.
Potential Follow-up Questions
- ❓How do you disable password login in sshd?
- ❓What is SSH certificate auth?
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