• Written by Azhar Aliyar, Director

A security manager at a large organisation is deciding whether to implement red teaming, a process where a team simulates an attack on their own system to identify vulnerabilities, and is currently basing their decision on general information about the benefits of penetration testing. Red teaming is the practice of attacking your own system before someone else does, in order to identify and fix vulnerabilities. This is a critical distinction, as it is not just about testing the system, but about simulating a real-world attack to understand how an attacker would exploit weaknesses.

Definition

Red teaming is a specific type of security testing that involves a team of experts attempting to breach an organisation's systems, just as a real attacker would. This can include trying to gain access to sensitive data, disrupting operations, or exploiting vulnerabilities in software or hardware. The goal of red teaming is to identify weaknesses in the system and provide recommendations for remediation, before an actual attack occurs.

The term "red teaming" comes from military terminology, where a "red team" is a group of personnel who play the role of the enemy in a simulated exercise. In the context of security testing, the red team plays the role of the attacker, using the same tactics and techniques that a real attacker would use.

Differences from penetration testing

Red teaming is often confused with penetration testing, but the two are not the same. Penetration testing is a more limited type of testing, where a tester attempts to gain access to a system or network, but does not necessarily simulate a real-world attack. Red teaming, on the other hand, is a more comprehensive and realistic simulation of an attack, and is designed to test the organisation's overall security posture.

Most people get wrong the idea that red teaming and penetration testing are interchangeable terms, and that they are wrong. Penetration testing is a useful tool for identifying vulnerabilities, but it is not a substitute for red teaming, which provides a more complete and realistic picture of an organisation's security weaknesses.

Applications in a large organisation

In a large organisation, red teaming can be applied in a variety of contexts, including testing the security of new systems or applications, evaluating the effectiveness of security controls, and identifying vulnerabilities in supply chain partners. For example, a category manager might use red teaming to test the security of a new supplier's systems, before granting them access to sensitive data.

A shift supervisor might use red teaming to test the security of a new manufacturing system, to identify potential vulnerabilities that could be exploited by an attacker. By simulating an attack on the system, the red team can identify weaknesses and provide recommendations for remediation, before an actual attack occurs.

Limitations

Red teaming is not a magic bullet, and it is not a substitute for other types of security testing and evaluation. It is also not a one-time fix, but rather an ongoing process that requires continuous monitoring and evaluation. Organisations should be cautious of vendors who claim that red teaming can provide a complete and definitive picture of an organisation's security posture, as this is not the case.

For more information on how to implement red teaming in your organisation, you can visit our website or contact us directly through our contact page. By understanding the limitations and benefits of red teaming, organisations can make informed decisions about how to use this powerful tool to improve their security posture.

When it is the wrong choice

Red teaming is not the right choice for every organisation, and it is not suitable for every type of security testing. For example, if an organisation is looking to test the security of a specific application or system, penetration testing may be a more appropriate choice. Red teaming is a more comprehensive and realistic simulation of an attack, and it requires a significant amount of time and resources to implement effectively.

Organisations should carefully consider their security needs and goals before deciding whether to implement red teaming. By understanding the benefits and limitations of red teaming, organisations can make informed decisions about how to use this powerful tool to improve their security posture. In some cases, red teaming may not be the right choice, and alternative approaches may be more effective.