CISSP – Information Systems Security Engineering Professional (ISSEP) — Question 9

Which of the following security controls is a set of layered security services that address communications and data security problems in the emerging Internet and intranet application space

Answer options

• A. Internet Protocol Security (IPSec)
• B. Common data security architecture (CDSA)
• C. File encryptors
• D. Application program interface (API)

Correct answer: B

Explanation

The correct answer is B, Common data security architecture (CDSA), as it provides a framework for layered security services relevant to modern applications. Options A and D are specific technologies or interfaces that do not encompass a broader security architecture, while option C, File encryptors, only addresses individual file protection rather than comprehensive communication and data security.