XK0-005 Domain 2: Security

Which file stores hashed passwords?

Multiple choice — select one answer

Answer choices

  1. a. 600
  2. b. net.ipv4.ip_forward=0
  3. c. ls -Z
  4. d. /etc/shadow

Architectural breakdown & explanation

Shadow stores password hashes readable by root.

Correct answer(s): d. /etc/shadow

Exam domain: Domain 2: Security (21% weight on the official guide).

Official documentation & study links

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