312-85 Practice Question: Threat Intelligence IN SOC IR And Risk Management
You are setting up a TAXII server for threat intelligence sharing. Which component of the STIX 2.1 specification defines the relationship between a threat actor and the infrastructure they use?
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
✓
Relationship
The 'Relationship' object in STIX 2.1 is used to define how SDOs (STIX Domain Objects) interact, such as a Threat Actor 'uses' an Infrastructure object.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Indicator
Why it's wrong here
Indicators describe observable patterns.
- ✗
Sighting
Why it's wrong here
Sightings describe observed instances of indicators.
- ✗
Identity
Why it's wrong here
Identity objects describe individuals or organizations.
- ✓
Relationship
Why this is correct
Relationship objects define the SDO connections.
About these practice questions
One of 195 original 312-85 practice questions on Courseiva, each with a full explanation and wrong-answer analysis — not exam dumps or protected exam content. 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 EC-Council exam blueprint
This 312-85 practice question is part of Courseiva's free EC-Council 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 312-85 exam.