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New Jun 23, 2026
PACT: Anonymous Credentials for the Web
This is the technical companion to our update on Distilled, “Keeping the web open and private in the bot era.” Here we take a deeper look at the problem space, the design we’re proposing, and th...
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New May 21, 2026
Announcing Web Serial Support in Firefox
Support for Web Serial in Firefox 151 for Desktop Firefox can now connect directly to microcontrollers, development boards, 3D printers, power meters, and other serial-connected hardware from the we...
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New May 7, 2026
Behind the Scenes Hardening Firefox with Claude Mythos Preview
Two weeks ago we announced that we had identified and fixed an unprecedented number of latent security bugs in Firefox with the help of Claude Mythos Preview and other AI models. In this post, we...
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New May 5, 2026
Trustworthy JavaScript for the Open Web
The open web is a critical platform for applications that handle highly sensitive data, from private communications to financial transactions and medical records. Traditionally, servers are trusted to...