advisoryvia UK NCSC
Cyber Adversary Simulation (CyAS): scheme documents now available
Our view of good cyber adversary simulation – and how assured providers can deliver it.
Sep 17, 2026 UTC
Security news
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advisoryvia UK NCSC
Adversary simulation: what you need to know
Adversary simulation ('red teaming') tests your ability to prevent, detect and respond to cyber attacks.
Sep 17, 2026 UTC
vulnerabilityvia Krebs on Security
Data Broker Radaris Loses Domains in Privacy Fight
The consumer data broker Radaris.com has long had a reputation for ignoring requests to remove personal information from its vast empire of people-search services online. That repu...
Sep 16, 2026 UTC
advisoryvia UK NCSC
Iranian cyber targeting of dissidents, activists and journalists
Advisory on CHOSEN BRICK malware, including technical analysis and advice to help individuals and organisations protect themselves.
Sep 15, 2026 UTC
advisoryvia UK NCSC
UK and allies expose spyware used by Iranian state actors to target dissidents, activists and journalists
UK and allies provide advice to help organisations and individuals at risk detect and counter the threat from CHOSEN BRICK malware.
Sep 15, 2026 UTC
vulnerabilityvia Krebs on Security
Microsoft Plugs Nearly 1,000 Security Holes
Microsoft Corp. today issued updates to plug at least 974 security holes in its Windows operating systems and other software, by far its biggest single patch batch ever. Microsoft...
Sep 8, 2026 UTC
advisoryvia UK NCSC
The hidden risks of shadow AI
Understanding why staff use unapproved AI tools is key to managing the security challenges they can create.
Sep 7, 2026 UTC
advisoryvia UK NCSC
Disruptive cyber activity highlights risk from internet-exposed systems and edge devices
Owners of operational technology encouraged to address avoidable vulnerabilities, and build long-term cyber resilience.
Aug 27, 2026 UTC
advisoryvia UK NCSC
Managing the cyber risk of agentic AI
Use safeguards, sandboxing and active oversight to realise the benefits of autonomous systems while limiting the unintended activity.
Aug 20, 2026 UTC
advisoryvia UK NCSC
How BitLocker PINs help protect your data and devices
Using a PIN mitigates many BitLocker vulnerabilities. Make sure you’re ready for the next one...
Aug 13, 2026 UTC
advisoryvia UK NCSC
Help shape the future of resilient private 5G
The NCSC wants to collaborate with organisations developing technologies and approaches for secure, resilient and deployable private 5G
Aug 12, 2026 UTC
advisoryvia UK NCSC
Water sector example added to the NCSC’s Secure connectivity principles
New guidance is the first content authored by the Industrial Control System COI to appear on ncsc.gov.uk.
Aug 11, 2026 UTC