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certificates
eMudhra security blunder left trusted CA signing keys exposed to anyone

Eight intermediate certificates issued by Indian certificate authority eMudhra were secured with private keys so weak that anyone could recover them from the public …

Firefox Enterprise
Mozilla’s Firefox Enterprise lets companies block shadow AI in the browser

Mozilla’s Firefox Enterprise is a paid platform that lets organizations control how sensitive data is shared, check device security, and manage employee access to web …

patch tuesday
October 2026 Patch Tuesday forecast: Time for an Office cleanup

September 2026 Patch Tuesday set an all-time record with 973 CVEs addressed across the Microsoft portfolio. We’re only four months into the Patch Apocalypse and everyone seems …

Patch Tuesday
September 2026 Patch Tuesday forecast: All we need is more time

UPDATE: September 2026 Patch Tuesday is now live The Patch Apocalypse is continuing unabated. We are seeing record numbers of patches being released and reported CVEs continue …

Patch Tuesday
August 2026 Patch Tuesday forecast: How do we deal with the patch apocalypse?

July 2026 Patch Tuesday was record-setting in so many ways. The sheer volume of security patches for almost every product in the Microsoft portfolio was the highest ever and, …

Black Hat USA 2026
Photos: Black Hat USA 2026, part two

Round two from Black Hat USA 2026. This set covers the parts of the show floor that did not make the first gallery. Scroll through below. Featured vendors: BlackCloak, …

AI
Nearly half of open-source AI projects never reach production

Open models are moving into production across more organizations, and the work of securing those deployments increasingly extends beyond the model weights. Mozilla’s The State …

AI
Mozilla warns of indirect prompt injection risk in AI coding agents

A malicious GitHub repository can silently compromise a developer’s machine without containing a single line of malicious code, security researchers at Mozilla’s …

patch tuesday
June 2026 Patch Tuesday forecast: Where are the CVEs?

June 2026 Patch Tuesday is now live: Record Microsoft Patch Tuesday, fresh zero-day My forecast from last month was only partly right. After the Anthropic Mythos announcements …

Patch Tuesday
May 2026 Patch Tuesday forecast: AI starts driving security industry changes

Microsoft May 2026 Patch Tuesday is now live: Many fixes, but no zero-days Project Glasswing. This is one of three major security industry changes I’ll cover today. The …

Claude Firefox
What Mozilla learned running an AI security bug hunting pipeline on Firefox

Over the past several months, Mozilla ran an agentic harness powered by Claude Mythos Preview across Firefox’s source code, identifying 271 security bugs that were fixed …

Firefox
Claude Mythos finds 271 Firefox flaws, Mozilla believes it shifts security toward defenders

The Mozilla Foundation tested Claude Mythos, an Anthropic AI model that has stirred debate in the cybersecurity community. Before granting access to Mythos, Mozilla scanned …

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