Oblivious pseudorandom function: Difference between revisions

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== Overview ==
 
An Oblivious Pseudorandom Function (OPRF) areis a family of [[Cryptography|cryptographic]] functionsfunction, similar to a [[HMAC|keyed-hash functionsfunction]], but with the distinction that an OPRF is cooperatively calculated by two parties.
 
Specifically, an OPRF is any function with the following properties: