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Exam XK0-005 topic 1 question 266 discussion

Actual exam question from CompTIA's XK0-005
Question #: 266
Topic #: 1
[All XK0-005 Questions]

Which of the following will prevent non-root SSH access to a Linux server?

  • A. Creating the /etc/nologin file
  • B. Creating the /etc/nologin.allow file containing only a single line root
  • C. Creating the /etc/nologin/login.deny file containing a single line +all
  • D. Ensuring that /etc/pam.d/sshd includes account sufficient pam_nologin.so
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Suggested Answer: A 🗳️
by ID77 at Feb. 13, 2025, 8:30 p.m.

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ID77
2 months, 1 week ago
Selected Answer: D
The pam_nologin.so module is used to deny SSH access to non-root users when the /etc/nologin file exists. This file typically indicates that the system is in a maintenance mode or that no non-root user should be allowed to log in.
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