CSSLP Secure Software Architecture And Design Practice Question
In a service-oriented architecture (SOA), which design pattern is most effective for ensuring that messages between services are not tampered with?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Digital signatures on the message payload.
Message signing ensures integrity by verifying that the data was not altered after being signed by the sender.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Digital signatures on the message payload.
Why this is correct
Signatures provide non-repudiation and integrity verification.
- ✗
Logging all messages to a central server.
Why it's wrong here
Logging detects tampering after the fact, it does not prevent it.
- ✗
Encryption of the message payload.
Why it's wrong here
Encryption provides confidentiality, not integrity.
- ✗
Using a private network for all communication.
Why it's wrong here
Private networks do not prevent tampering from compromised internal nodes.
About these practice questions
This CSSLP question is part of Courseiva's 198-question bank — original exam-style content with full explanations and wrong-answer analysis, never real exam questions or exam dumps. Learn why practice questions differ from exam dumps →
JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official (ISC)² exam blueprint
This CSSLP practice question is part of Courseiva's free (ISC)² certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the CSSLP exam.