What are the working differences between a blue team and a red team?

Question

Accepted Answer

Blue team focuses on defense and prevention, while red team simulates attacks to test defenses.

Blue team is responsible for defending against cyber threats and implementing security measures.
Red team simulates real-world attacks to test the effectiveness of the blue team's defenses.
Blue team works proactively to prevent security breaches, while red team works reactively to identify vulnerabilities.
Blue team focuses on monitoring, incident response, and threat intelligence, while red team focuses on penetration testing and ethical hacking.
Examples: Blue team may implement firewalls and intrusion detection systems, while red team may conduct phishing campaigns or attempt to exploit vulnerabilities in the network.

Accepted Answer

Blue team is the defensive team looking to raise the security posture of organisation from outside attacks primarily.

Red team is offensive action team which works to expose the flaws in security armour of the organisation so as to avert future incidents.

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