CSSLP Secure Software Supply Chain Practice Question
You are implementing a Software Bill of Materials (SBOM) using the CycloneDX standard for your CI/CD pipeline. Which of the following fields is mandatory to uniquely identify an individual component within the SBOM to ensure accurate vulnerability tracking?
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
✓
purl
The purl (Package URL) is the standard identifier in CycloneDX for mapping components to vulnerability databases like the NVD.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
hash-algorithm
Why it's wrong here
Hash algorithm is a metadata attribute, not the unique identifier.
- ✗
author-email
Why it's wrong here
Author email is non-standard and not unique for automated identification.
- ✗
license-id
Why it's wrong here
License ID is for legal compliance, not unique component identification.
- ✓
purl
Why this is correct
purl provides the standardized format for component identification.
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.