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Updated GPG key for signing Firefox and Thunderbird Releases – Mozilla Security Blog
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Updated GPG key for signing Firefox and Thunderbird Releases – Mozilla Security Blog

Today, we moved to a new GPG signing subkey used to sign certain Firefox and Thunderbird artifacts (namely Linux tarballs, RPM packages, checksums files) after an unencrypted copy of the ...

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Mozilla Firefox + Claude Mythos: 271 Bugs Found in 30 Days
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Mozilla Firefox + Claude Mythos: 271 Bugs Found in 30 Days

DEV Community·Max Quimby·4 months ago
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#bug#ai#mozilla#mythos#security#bugs

How Mozilla's AI-driven vulnerability pipeline used Claude Mythos to find 271 Firefox bugs in April 2026 — methodology, results, lessons.

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Mozilla says 271 vulnerabilities found by Mythos have "almost no false positives"
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Mozilla says 271 vulnerabilities found by Mythos have "almost no false positives"

Ars Technica·Dan Goodin·4 months ago
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#section#theme#text#ars#arrow#mozilla

From Ars Technica: Mozilla says 271 vulnerabilities found by Mythos have "almost no false positives"

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Mozilla Patches Critical Memory Safety and Sandbox Escape Flaws in Firefox
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Mozilla Patches Critical Memory Safety and Sandbox Escape Flaws in Firefox

DEV Community·BeyondMachines·5 months ago
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Mozilla released security updates for Firefox and Firefox ESR to fix five vulnerabilities, including critical memory safety bugs and a sandbox escape that could allow arbitrary code execution.

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Mythos Unleashed: How Mozilla Turned AI Bug Hunter into Firefox’s Biggest Security Overhaul
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Mythos Unleashed: How Mozilla Turned AI Bug Hunter into Firefox’s Biggest Security Overhaul

WebProNews·Name·5 months ago
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Mozilla harnessed Anthropic's Mythos Preview to patch 271 Firefox bugs in version 150, building on 22 prior Claude finds. AI now scans code exhaustively, forcing a security reckoning for open source amid attacker access risks.

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Mozilla Used Anthropic’s Mythos to Find and Fix 271 Bugs in Firefox
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Mozilla Used Anthropic’s Mythos to Find and Fix 271 Bugs in Firefox

WIRED·Lily Hay Newman·5 months ago
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#intcid#mozilla#firefox#openai#says#software

The Firefox team doesn’t think emerging AI capabilities will upend cybersecurity long term, but they warn that software developers are likely in for a rocky transition.

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