The U.K. National Cyber Security Centre (NCSC) on Wednesday released Cyber Assessment Framework v4.0 (CAF v4.0) in response to the growing cyber threat landscape. The updated framework is designed to help providers of essential services strengthen their cyber risk management and resilience. It offers a structured, comprehensive approach to evaluating how effectively cyber risks to critical functions are being addressed. Assessments can be conducted internally or by an external body, such as a regulator, oversight entity, or an NCSC-assured commercial provider.
CAF v4.0 introduces four major changes. It adds a new section focused on developing a deeper understanding of attacker methods and motivations to support more informed cyber risk decisions. Another new section emphasizes the need to ensure that software used in essential services is developed and maintained securely. The framework also updates the section on security monitoring and threat hunting to enhance the detection of cyber threats. Finally, it strengthens the coverage of AI-related cyber risks across the entire framework.
“The CAF is primarily designed for CNI organisations operating essential…
