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IT Security Expert Blog
UK cybersecurity analysis, operational resilience, control assurance, AI security, and evidence-based governance from experienced practitioners and guest contributors.
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When the Frontier Blinks: What the Mythos and Fable Controversy Reveals About AI Security
SecurityExpert | | AI Governance, AI guardrails, AI safety, AI Security, Anthropic, Cybersecurity, Fable 5, Frontier Models, Mythos 5, prompt injection, Red Teaming, security testing
When Anthropic abruptly pulled Mythos 5 and Fable 5 from circulation, the move sent a jolt through the AI and cybersecurity communities. These were not minor point releases. They were widely regarded ...
AI in the UK: Driving Innovation Without Expanding Cyber Risk
Written by Sean Tilley, Senior Sales Director EMEA at 11:11 Systems Artificial intelligence is no longer a future ambition for UK organisations. It is already shaping how decisions are made, how services are delivered, and how quickly ...
Controlling AI Agents: Why Detection Is Too Late
SecurityExpert | | AI Governance, continuous control monitoring, control validation, cyber resilience, Cyber Risk Management, evidence freshness, second line assurance, security monitoring limitations, SIEM challenges, SOC Operations
This is Part 2 of a 2-part series. Read Part 1: Your AI Agent Doesn’t Care About Your ControlsIf AI agents change how execution happens, they also expose a fundamental limitation in how most ...
Your AI Agent Doesn’t Care About Your Controls
SecurityExpert | | AI agents risk, AI Cybersecurity, API security, automation risk, Control Assurance, control effectiveness, cyber resilience, cybersecurity governance, identity and access management, SaaS Security
This is Part 1 of a 2-part series on AI agents and control assurance. Â Read Part 2: Controlling AI Agents: Why Detection Is Too Late The cybersecurity industry has spent years investing ...
AI Agents Are Creating a New Cybersecurity Blind Spot
SecurityExpert | | Agentic AI, AI agents, AI cyber risk, AI Governance, AI Security, autonomous AI, Control Assurance, cyber resilience, cybersecurity governance, Enterprise AI security, Operational Resilience, Shadow AI
The cybersecurity industry has spent years focusing on visibility. Dashboards expanded. Detection tooling improved. Telemetry volumes exploded. Yet one of the biggest emerging risks in 2026 is not hidden malware or an ...
Mythos AI: What Security Leaders Should Do Next
SecurityExpert | | AI Security, CISO, Control Assurance, cyber resilience, cyber-risk, Mythos AI, Operational Resilience, Project Glasswing, Vulnerability Management, zero trust
The recent discussion around Anthropic’s Claude Mythos Preview and Project Glasswing has caught the attention of the cybersecurity industry for good reason. Mythos is not just another AI announcement. It is being ...
Adaptive Security Leadership in an Expanding Threat Surface
SecurityExpert | | adaptive security leadership, CISO leadership, control effectiveness, cyber resilience, cybersecurity governance, evidence based assurance, expanding threat surface, Operational Resilience, zero trust
Last week I joined fellow security leaders at CISO Inspire Summit North for a panel discussion on The Expanding Threat Surface: Adaptive Security Leadership for 2026 and Beyond.It was a timely discussion, because the challenge ...
What the UK Cyber Security & Resilience Bill Means for Security Practitioners
The UK Cyber Security & Resilience Bill is progressing through Parliament Royal Assent expected later in 2026.The UK's Cyber Security and Resilience Bill is working its way through Parliament, and if you ...
What the UK Cyber Security & Resilience Bill Means for Security Practitioners
The UK Cyber Security & Resilience Bill is progressing through Parliament Royal Assent expected later in 2026.The UK's Cyber Security and Resilience Bill is working its way through Parliament, and if you ...
The True Cost of Cyber Downtime: A UK Board-Level Briefing
SecurityExpert | | Business Impact Analysis, cyber insurance, Data breach, Ransomware, Recovery Time Objectives, Service Availability
Written by Sean Tilley, Senior Sales Director EMEA at 11:11 Systems Cyber downtime carries measurable financial consequences, and those consequences are becoming clearer with each major incident. Research from 11:11 Systems shows that 78% of European ...

