Cloudflare teams up with big browsers to help websites tell welcome from unwelcome visitors
Makers of Chrome, Edge, Firefox back bot-fraud defense called Private Access Control Tokens
Cloudflare on Monday said that it has joined with the three leading commercial browser makers to create a privacy-preserving protocol that websites can use to separate desirable web traffic from undesirable network requests.
Cloudflare, along with Google Chrome, Microsoft Edge, and Mozilla Firefox, have committed to develop Private Access Control Tokens (PACTs), a way for websites to generate a digital token that asserts a given browsing session is being run by a human or bot with legitimate intent, as opposed to network requests from people or software deemed abusive or improper.
PACTs will let websites "with strong knowledge of 'personhood'" issue anonymous tokens that browser users and designated bots can present at other websites, so that fewer identity checks are necessary.
Think of PACTs as a shareable, privacy-preserving CAPTCHA test result, where the desirability of the web...
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