'Private information retrieval' diaporamas de présentation

Cryptography

Cryptography. Lecture 1 2 Stefan Dziembowski www.dziembowski.net stefan@dziembowski.net. Plan. Introduction to multiparty cryptographic protocols. Private Information Retrieval. Traditional scenario. Alice and Bob are attacked by an adversary. Multiparty protocols.

568 views • 47 slides

Cryptography

Cryptography. Lecture 1 2 Stefan Dziembowski www.dziembowski.net stefan@dziembowski.net. Plan. Introduction to multiparty cryptographic protocols. Private Information Retrieval. Traditional scenario. Alice and Bob are attacked by an adversary. Multiparty protocols.

564 views • 47 slides

A Cleaner View on IND-CCA1 Secure Homomorphic Encryption using SOAP

612 views • 46 slides

Private Information Retrieval

Private Information Retrieval. Contents. What is Private Information retrieval (PIR) ? Reduction from Private Information Retrieval (PIR) to Smooth Codes Constructions (Achieving the Barrier) Construction (Breaking the Barrier). Private Information Retrieval (PIR).

523 views • 37 slides

Private Resource Pairing

Private Resource Pairing. Joseph Calandrino Department of Computer Science University of Virginia August 10, 2005. Motivating Scenario. Emergency Room Incapacitated unidentified tourist arrives at ER Perfect biometric exists Treatment is history-dependent. Private Resource Pairing.

413 views • 33 slides

Cryptography CS 555

398 views • 26 slides

Cybersecurity for future Presidents

Cybersecurity for future Presidents. An undergraduate course for non-specialists. Some undergrads at your institution today may rise to positions of responsibility. 1964. 2003. I n those positions, t hey are likely to confront issues of system/data/information security and privacy.

511 views • 22 slides

Private Information Retrieval

Private Information Retrieval. Benny Chor, Oded Goldreich, Eyal Kushilevitz and Madhu Sudan Journal of ACM Vol.45 No6. 1998 Reporter : Chen, Chun-Hua Date : 2003/10/14. Outline. Motivation Introduction Formal Model & Definition Notation A Basic Two-Server Scheme

453 views • 20 slides

Constant-Round Private Database Queries

Constant-Round Private Database Queries. Nenad Dedic and Payman Mohassel. Boston University. UC Davis. Outline. Introduction Element rank protocol Other protocols Equivalence to one-round PIR Open problems. q = Q(x). y. x. Server. Client. Dec(a) = f(x,y). a = A(q,y).

278 views • 19 slides

PIR-Tor: Scalable Anonymous Communication Using Private Information Retrieval

PIR-Tor: Scalable Anonymous Communication Using Private Information Retrieval. Prateek Mittal University of Illinois Urbana-Champaign Joint work with: Femi Olumofin (U Waterloo) Carmela Troncoso (KU Leuven) Nikita Borisov (U Illinois)

360 views • 16 slides

190 views • 16 slides