GIAC Certified Incident Handler (GCIH) — Question 110

What can a Linux administrator use to take advantage of RADIUS?

Answer options

• A. S/KEY
• B. SYSKEY
• C. PAM
• D. Shadow

Correct answer: C

Explanation

The correct answer is C, PAM, which supports RADIUS for authentication. S/KEY and SYSKEY are not related to RADIUS functionality, and Shadow refers to password storage rather than authentication protocols.