Oblivious pseudorandom function: Difference between revisions

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m Extensions: Removed redundant sentence
m Partially-Oblivious PRF: Changed function name to be consistent
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Specifically, a P-OPRF is any function with the following properties:
 
* The parties compute: '''O''' = OPRFPOPRF('''H''', '''E''', '''S''')
* The first-party (''the client''), knows the ''hidden input'' ('''H''') and the ''exposed input'' ('''E''') and learns the ''output'' ('''O''') but does not learn the ''secret'' ('''S''')
* The second-party (''the server''), knows the ''secret'' ('''S'''), and learns the ''exposed input'' ('''E'''), but does not learn either the ''hidden input'' ('''H'''), nor the ''output'' ('''O''').