cybersecurity

10+ articles

banking layoffs restructuring security vulnerability

OpenAI's Lockdown Mode Locks Down ChatGPT Against Prompt Injection Attacks

OpenAI is rolling out Lockdown Mode to all ChatGPT users, an optional security setting that disables live web browsing, deep research, and agent mode to block prompt injection attacks that try to exfiltrate sensitive data. The move signals that connected AI agents are creating attack surfaces that even frontier labs are racing to contain.

Jun 7

OpenAI's Lockdown Mode Locks Down ChatGPT Against Prompt Injection Attacks

Google Cloud Quietly Lays Off Cybersecurity Teams as AI Investment Takes Priority

Google has laid off employees across its Cloud division's cybersecurity units, including the Threat Intelligence Group and Mandiant teams, as it redirects resources to AI. The cuts are part of a broader industry trend of security teams being shrunk while AI spending surges.

Jun 5

Google Cloud Quietly Lays Off Cybersecurity Teams as AI Investment Takes Priority

OpenAI Codex Chains Decade-Old DoS Attacks into New HTTP/2 Bomb Exploit

OpenAI Codex agent discovered a new denial-of-service attack by combining two decade-old techniques into an HTTP/2 Bomb that can crash vulnerable servers in seconds from a single home computer. Nearly 880,000 websites may be affected.

Jun 5

OpenAI Codex Chains Decade-Old DoS Attacks into New HTTP/2 Bomb Exploit

SentinelOne Cuts 8% of Workforce as AI Delivers Weeks of Work in Days

Mountain View cybersecurity firm SentinelOne is cutting approximately 230 jobs — 8% of its workforce — after CEO Tomer Weingarten said AI tools now complete work in weeks that previously took months. The layoffs come alongside lackluster earnings guidance that sent shares down 8%, as the cybersecurity sector grapples with AI-driven disruption on both sides of the threat landscape.

May 30

SentinelOne Cuts 8% of Workforce as AI Delivers Weeks of Work in Days

Anthropic to Widely Release Mythos-Level AI Models Within Weeks, 7 Weeks After Deeming Them Too Dangerous

Anthropic announced Thursday it plans to widely release Mythos-level AI models — capable of autonomously finding and exploiting zero-day vulnerabilities across every major operating system and browser — just seven weeks after deeming the technology too dangerous for public access. The company says it has made swift progress on safety safeguards, but developers and cybersecurity experts remain deeply unsettled.

May 29

Anthropic to Widely Release Mythos-Level AI Models Within Weeks, 7 Weeks After Deeming Them Too Dangerous

Anthropic Publishes Zero Trust Security Framework for AI Agents

Anthropic has published a detailed zero-trust security framework for deploying autonomous AI agents in the enterprise. The guide adapts traditional zero-trust principles for agentic systems that make autonomous decisions, use tools, and execute multi-step operations with valid credentials.

May 28

Anthropic Publishes Zero Trust Security Framework for AI Agents

Anthropic's Mythos AI Finds 10,000 High-Severity Flaws in Critical Software

Anthropic's Claude Mythos Preview has discovered more than 10,000 high- or critical-severity vulnerabilities across systemically important software in its first month — but the real bottleneck is now human capacity to triage and patch the flood of findings.

May 27

Anthropic's Mythos AI Finds 10,000 High-Severity Flaws in Critical Software

Trump Cancels AI Executive Order Hours Before Signing, Citing Competition Fears

President Trump abruptly canceled the signing of an AI executive order Thursday, saying it risked undermining America's competitive edge. The order would have created a pre-release vetting process for advanced AI models — a response to security fears triggered by Anthropic's Claude Mythos.

May 22

Trump Cancels AI Executive Order Hours Before Signing, Citing Competition Fears

Google Fires Back at Anthropic Mythos With CodeMender Security Agent

Google announced CodeMender API access at I/O 2026, positioning its AI code-security agent as a direct response to Anthropic's Mythos. The move signals that cybersecurity — not chatbots — is becoming the key revenue battleground for frontier AI labs racing toward IPOs.

May 20

Google Fires Back at Anthropic Mythos With CodeMender Security Agent

Anthropic to Brief Global Financial Watchdog on Mythos Cyber Flaws

Anthropic is preparing to brief the Financial Stability Board — the G20's financial stability watchdog — on cybersecurity vulnerabilities its Mythos model has uncovered in the global banking system. It marks the first coordinated global regulatory response to a single AI model's capabilities.

May 19

Anthropic to Brief Global Financial Watchdog on Mythos Cyber Flaws

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