The cybersecurity color wheel categorizes cyber teams by their roles:

• Red Team are ethical hackers,
• Blue Team are defenders,
• Yellow Team are developers who build secure applications.
• Purple Team facilitates collaboration between Red and Blue
• Green Team works with Yellow and Blue to implement secure coding practices
• Orange Team trains Yellow developers
• White Team manages the overall strategy, compliance, and coordination.

Source: Gemini AI Overview - 10/21/2025

A cybersecurity blue team is the defensive group responsible for protecting an organization’s network and systems from cyber threats through proactive measures and incident response. They monitor for suspicious activity, harden systems, and respond to security breaches to minimize damage and ensure data safety. 

Source: Gemini AI Overview - 10/12/2025