What Is Red Teaming

Red teaming is objective based adversary simulation: emulating a real attacker against a live environment, often without warning the defenders, to test not just the technology but the detection and response.

In this guide
  1. Red teaming, defined
  2. Red teaming vs penetration testing
  3. What an engagement looks like
  4. The skills

Red teaming, defined

A red team is given an objective, reach the customer database, and simulates how a real adversary would achieve it, including evading detection. Unlike a penetration test, the point is not coverage of vulnerabilities, it is testing whether the organisation can detect and stop a determined attacker.

Red teaming vs penetration testing

Penetration testRed team
GoalFind many vulnerabilitiesReach one objective
AnnouncedUsuallyOften not
MeasuresCoverageDetection and response
Defenders knowYesNo
DurationDaysWeeks

The blue team side, who the red team is testing against, is in red team vs blue team.

What an engagement looks like

  1. External reconnaissance
  2. Initial access, often via phishing
  3. Establishing a foothold quietly
  4. Escalation and lateral movement while evading detection
  5. Reaching the objective and reporting
TakeawayA red team that gets caught early still succeeds, because catching it is exactly what the blue team was supposed to do.

The skills

Everything a penetration tester needs, plus evasion, operational security, and often social engineering. It is a senior discipline; almost nobody starts here.

Build toward red team work

Advanced offensive training in evasion and full attack chains.

See the program

Related

ProgramRed Team TrainingGuideWhat Is Penetration TestingGuidePenetration Testing vs Ethical HackingGuideWhat Is Active Directory Security

Frequently asked questions

What is red teaming?

Objective based adversary simulation that tests detection and response, not just vulnerability coverage.

How is red teaming different from penetration testing?

A pentest finds many vulnerabilities announced. A red team pursues one objective, often unannounced, evading detection.

Can a beginner start with red teaming?

No. It is a senior discipline requiring penetration testing skill plus evasion and operational security first.

What skills does a red teamer need?

Penetration testing skills plus evasion, operational security and often social engineering.

Is red teaming the same as ethical hacking?

It is a specialised form of it, focused on adversary simulation rather than scoped vulnerability testing.