Cyber Adversary Simulation (CyAS): scheme documents now available
At a glance
Medium rather than High: exposure is scored at a default because we cannot see your systems or suppliers.
Briefing
- Do not treat uncorroborated claims as confirmed breaches.
Next steps
- Confirm whether this affects systems or suppliers in your estate
No technical write-up beyond the summary below yet.
Next steps
- Review the advisory against your asset inventory and patch cadence
Summary
- Our view of good cyber adversary simulation – and how assured providers can deliver it.
Read the original reportUK cyber authority all-content RSS(opens in a new tab)
Pulse
Last checked 4d ago · Recheck overdue since 7 Nov 2026, 07:04 UK time
- Story17 Sept 2026, 09:11 UK time · 17 Sept
Linked reporting from NCSC all-content RSS (official authority).
Read source (NCSC all-content RSS) - Story17 Sept 2026, 09:13 UK time · 17 Sept
Linked reporting from NCSC blog RSS (official authority).
Read source (NCSC blog RSS)
2 entries so far. The timeline chart appears once this story has more history.
Sources
- UK cyber authority all-content RSSOfficial
Cyber Adversary Simulation (CyAS): scheme documents now available
- UK cyber authority blog RSSOfficial
Cyber Adversary Simulation (CyAS): scheme documents now available
How we know
Statements extracted from sources. Higher confidence means stronger corroboration.
- ConfirmedHeadline90% confidence
Cyber Adversary Simulation (CyAS): scheme documents now available
- ConfirmedSummary fact75% confidence
Our view of good cyber adversary simulation – and how assured providers can deliver it.

