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Lecture Notes in Computer Science
The need for controlled (privacy-preserving) sharing of sensitive information occurs in many different and realistic everyday scenarios, ranging from national security to social networking. A typical setting involves two parties: one seeks information from the other without revealing the interest while the latter is either willing, or compelled, to share only the requested information. This poses two challenges: (1) how to enable this type of sharing such that parties learn no informationdoi:10.1007/978-3-642-21599-5_18 fatcat:txwzp4t66nflxjxnyb2qrcuefy