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TCC
2012
Springer
240views Cryptology» more  TCC 2012»
12 years 24 days ago
Computing on Authenticated Data
In tandem with recent progress on computing on encrypted data via fully homomorphic encryption, we present a framework for computing on authenticated data via the notion of slight...
Jae Hyun Ahn, Dan Boneh, Jan Camenisch, Susan Hohe...
CRYPTO
2007
Springer
88views Cryptology» more  CRYPTO 2007»
13 years 11 months ago
Invertible Universal Hashing and the TET Encryption Mode
This work describes a mode of operation, TET, that turns a regular block cipher into a length-preserving enciphering scheme for messages of (almost) arbitrary length. When using a...
Shai Halevi
CCS
2004
ACM
13 years 10 months ago
Reusable cryptographic fuzzy extractors
We show that a number of recent definitions and constructions of fuzzy extractors are not adequate for multiple uses of the same fuzzy secret—a major shortcoming in the case of...
Xavier Boyen
TIT
2010
130views Education» more  TIT 2010»
12 years 12 months ago
Pseudo-random functions and parallelizable modes of operations of a block cipher
This paper considers the construction and analysis of pseudo-random functions (PRFs) with specific reference to modes of operations of a block cipher. In the context of message aut...
Palash Sarkar
SP
2007
IEEE
137views Security Privacy» more  SP 2007»
13 years 11 months ago
A Cryptographic Decentralized Label Model
Information-flow security policies are an appealing way of specifying confidentiality and integrity policies in information systems. Most previous work on language-based securit...
Jeffrey A. Vaughan, Steve Zdancewic