Human verification

PACT Workshop

This workshop follows the W3C Code of Conduct and the W3C Community Group Process.

CAPTCHAだらけのウェブを変える人間証明システム「PACT」とは？

Mozillaは2026年6月23日、ウェブサイトがユーザーの身元や端末情報を集めなくてもボット対策を行えるようにする匿名認証情報「Private Access Control Tokens(PACT)」の設計を明らかにしました。

PACT: Anonymous Credentials for the Web – Mozilla Hacks - the Web developer blog

A deeper look at PACT: a new initiative to tackle the rising tide of CAPTCHAs on the web whilst keeping the web open and preserving user's privacy.

Revisiting Keyed-Verification Anonymous Credentials

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CAPTCHA successor Privacy Pass has no easy answers for online abuse | The Mozilla Blog

As much as the Web continues to inspire us, we know that sites put up with an awful lot of abuse in order to stay online. Denial of service attacks, fraud

The web should remain anonymous by default | The Mozilla Blog

The unique architecture of the web enables a much higher degree of user privacy than exists on other platforms. Many factors contribute to this, but an ess

https://www.cloudflare.com/ja-jp/press/press-releases/2026/cloudflare-collaborates-with-leading-browsers-to-develop-a-privacy-first-protocol-for-the-global-internet/

Mozilla、Google、Microsoft、Shopifyと共同開発する新しいプライベートアクセス制御トークン（PACT）技術で、グローバルインターネット上のインタラクションを保護するプライバシーアーキテクチャの基礎を構築

https://www.cloudflare.com/press/press-releases/2026/cloudflare-collaborates-with-leading-browsers-to-develop-a-privacy-first-protocol-for-the-global-internet/

New Private Access Control Tokens (PACT) technology, developed alongside Mozilla, Google, Microsoft, and Shopify, pioneers a privacy architecture to secure interactions across the global Internet

Keeping the Web Open and Private in the Bot Era | The Mozilla Blog

If you’ve been running into endless CAPTCHAS or website login requests lately, you’re not imagining things.  Websites, facing a rising tide of abu