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Through cross-site authentication schemes such as OAuth and OpenID, users increasingly rely on popular social networking sites for their digital identities-but use of these identities brings privacy and tracking risks. We propose Crypto-Book, an extension to existing digital identity infrastructures that offers privacy-preserving, digital identities through the use of public key cryptography and ring signatures. Crypto-Book builds a privacy-preserving cryptographic layer atop existing social
doi:10.1145/2535771.2535798
dblp:conf/hotnets/MaheswaranWF13
fatcat:prbtc4gfmfchffrnxq5335xyxy