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CS0-003 Domain 1: Security Operations

Which Linux log shows SSH authentication?

Multiple choice — select one answer

Answer choices

  1. a. New service listening on workstation
  2. b. Initial Access
  3. c. /var/log/auth.log or secure
  4. d. Flow records (src/dst IP, port, bytes)

Architectural breakdown & explanation

Auth log captures sshd events.

Correct answer(s): c. /var/log/auth.log or secure

Exam domain: Domain 1: Security Operations (33% weight on the official guide).

Official documentation & study links

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