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CEC461 (CEC 461) - Information Systems Security - 2026 Exam - University of Buea
- First Semester Examination for CEC461, Information Systems Security, College of Technology, University of Buea, instructor Sone Ekonde (29 January 2026) -- a duplicate copy of the same paper as ID 2959.
- Question 1 covers firewall design goals, application-level and circuit-level gateways, matching firewall settings to policies, a packet filter rule set and stateful filtering, and a screened-subnet firewall diagram.
- Question 2 covers the Biba integrity model scenario, honeypot design goals and DMZ placement, signature-based intrusion detection, and the four IDS modules.
- Question 3 covers 4-digit PIN brute-forcing via Anderson's formula, authentication factor categories, DES password-cracking time estimation, VPN packet structure, and CVE/vulnerability/exploit/zero-day definitions.
