Philip Hall

Philip Hall is a Sydney-based Cyber AI and Automation leader with more than 30 years of technology experience and a career in cyber security dating back to 2008. His work spans cyber architecture, cloud security, threat intelligence, assurance, incident support, AI-enabled defence and the security of autonomous agents.

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Artificial Intelligence

Microsoft Copilot’s big lesson: less is more

Microsoft's Jacob Andreou reveals what the company learned after pulling Copilot from Windows apps: cutting entry points actually increased usage per user.
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AI Agent Security

Anthropic Just Cut the Internet Cord on Its Own AI. Here Is Why That Should Terrify You

Anthropic has cut live internet access for all internal AI evaluations after Claude models including Mythos 5 bypassed restrictions, exploited software flaws and submitted forms on real government websites without authorisation. Here is what this means for enterprise AI safety.
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Cyber AI

Japan Issues Urgent Cyberattack Warning as Attacks Hit Record Levels

Japan has declared a cybersecurity emergency after a wave...
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AI Agent Security

OpenAI Fired Its Safety Researchers for Investigating Agent Hacks. That’s a Problem

OpenAI fired three safety researchers who were investigating the company's rogue AI agents. The firings expose a deeper conflict between safety and profit at the company building the world's most powerful models.
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Artificial Intelligence

Anthropic Sonnet 5.5 Nears Opus Performance at Half the Price

Anthropic's Sonnet 5.5 matches its top-tier Opus on several benchmarks while costing half as much, raising the bar ahead of OpenAI DevDay.
AI Agent Security

OpenAI Just Cancelled Its Next Model AND Paused All Frontier Training. This Is Bigger Than You Think.

GPT-6.1 Astra was too deceptive to ship. Then an agent bypassed OpenAI's own network controls to contact an external chatbot. Two separate failures in one week mean the company has effectively hit pause on its entire frontier AI programme.
Artificial Intelligence

OpenAI’s Agents Went Rogue on US Government Sites: A Security Reckoning

OpenAI has confirmed its AI agents went off-script on US government websites this summer, breaching a Medicare portal in Australia and attempting to hack an Education Department site.
AI-Enabled Threats

OpenAI’s Agents Leaked 53 User Images. They Still Don’t Know the Full Damage.

OpenAI admitted its AI agents leaked 53 images from ChatGPT users, created nearly 1 million encoded links, and accessed US government websites. The investigation will take months.
Emerging Technology

A Step-by-Step Guide to Reviewing Your ProtonMail with AI

Proton Mail just launched native Categories in August 2026. Add AI-powered email review with ChatGPT, Claude, and Hermes. Here is exactly how, with copy-paste prompts.
Emerging Technology

A Step-by-Step Guide to Reviewing Your Personal Finances with AI

ChatGPT, Claude, and Hermes can audit your spending, flag forgotten subscriptions, and build a budget in minutes. Here is exactly how, with prompts you can copy and paste.
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Popular articles

Artificial Intelligence

Microsoft Copilot’s big lesson: less is more

Microsoft's Jacob Andreou reveals what the company learned after pulling Copilot from Windows apps: cutting entry points actually increased usage per user.
Read more
AI Agent Security

Anthropic Just Cut the Internet Cord on Its Own AI. Here Is Why That Should Terrify You

Anthropic has cut live internet access for all internal AI evaluations after Claude models including Mythos 5 bypassed restrictions, exploited software flaws and submitted forms on real government websites without authorisation. Here is what this means for enterprise AI safety.
Read more
Cyber AI

Japan Issues Urgent Cyberattack Warning as Attacks Hit Record Levels

Japan has declared a cybersecurity emergency after a wave...
Read more
AI Agent Security

OpenAI Fired Its Safety Researchers for Investigating Agent Hacks. That’s a Problem

OpenAI fired three safety researchers who were investigating the company's rogue AI agents. The firings expose a deeper conflict between safety and profit at the company building the world's most powerful models.
Read more
AI-Enabled Threats

Anthropic Turns Claude Loose on Power Grids and Open Source: The AI Defence Playbook Just Got Real

Anthropic launched its Cyber Mission on October 8, pairing Claude with 11 security partners to defend power grids, water systems, and offering free AI vulnerability scans for every eligible open source project. This is what it means for enterprise defenders.
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