CSSLP Secure Software Concepts Practice Question
A developer is performing a threat modeling exercise using STRIDE. What does the 'S' in STRIDE represent?
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
✓
Spoofing
STRIDE stands for Spoofing, Tampering, Repudiation, Information disclosure, Denial of service, and Elevation of privilege.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Software integrity
Why it's wrong here
While important, it is not the STRIDE definition.
- ✗
Service availability
Why it's wrong here
Service availability is covered by the 'D' (DoS) in STRIDE.
- ✗
System hardening
Why it's wrong here
This is a security practice, not the 'S' in STRIDE.
- ✗
Secure architecture
Why it's wrong here
This is a goal, not the STRIDE category.
- ✓
Spoofing
Why this is correct
Spoofing is the first category in the STRIDE threat model.
About these practice questions
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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.