OpenAI GPT-5.4-Cyber

Myth and Mythos: A Decades Old Problem in the Spotlight – FireTail Blog

OpenAI Follows Anthropic in Limiting Access to Its Cyber-Focused Model

AndyC 16 April 2026

It was only a week ago that Anthropic sent shockwaves through the cybersecurity industry with the announcement of Claude Mythos...

Recovery scammers hit you when you’re down: Here’s how to avoid a second strike

AndyC 15 April 2026

If you’ve been the victim of fraud, you’re likely already a lead on a ‘sucker list’ – and if you’re not careful, your ordeal may...

Recovery scammers hit you when you’re down: Here’s how to avoid a second strike

AndyC 15 April 2026

If you’ve been the victim of fraud, you’re likely already a lead on a ‘sucker list’ – and if you’re not careful, your ordeal may...

As breakout time accelerates, prevention-first cybersecurity takes center stage

AndyC 8 April 2026

Business Security Threat actors are using AI to supercharge tried-and-tested TTPs. When attacks move this fast, cyber-defenders need to rethink their own strategy. Phil Muncaster...

Digital assets after death: Managing risks to your loved one’s digital estate

AndyC 2 April 2026

Digital Security Fraudsters often target the accounts of the deceased or their grieving relatives. Here’s how to keep the scammers at bay. Phil Muncaster 01...

This month in security with Tony Anscombe – March 2026 edition

AndyC 1 April 2026

The past four weeks have seen a slew of new cybersecurity wake-up calls that showed why every organization needs a well-thought-out cyber-resilience plan 31 Mar...