Google researchers are proposing using a system called "PseudoID" to protect the privacy of Internet users, InformationWeek reports. A paper presented at a conference in July describes how the system would use blind cryptographic signatures to generate pseudonyms that would allow the users to be authenticated to log into Web sites without being identified. Under current sign-on systems, the researchers note, user login information is passed through an identity provider, presenting privacy risks. Should PseudoID be adopted, the report notes, online identity providers would be prevented "from amassing information about Internet users that could harm user privacy if exposed."
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