UK NCSC launches the Cyber Adversary Simulation (CyAS) scheme to assure red-team providers for critical organisations
- Who it's for: large organisations, critical national infrastructure, government, and the Cyber Oversight Bodies that need evidence of resilience.
- Assured providers are listed on the NCSC's 'Find a Provider' page.
Sources: NCSC: NCSC scheme will help critical organisations test their cyber defences (Nov 11, 2026)