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ASIACRYPT
2006
Springer
13 years 11 months ago
Forward-Secure and Searchable Broadcast Encryption with Short Ciphertexts and Private Keys
We introduce a primitive called Hierarchical Identity-Coupling Broadcast Encryption (HICBE) that can be used for constructing efficient collusion-resistant public-key broadcast enc...
Nuttapong Attrapadung, Jun Furukawa, Hideki Imai
CANS
2010
Springer
150views Cryptology» more  CANS 2010»
13 years 7 months ago
Predicate Encryption with Partial Public Keys
Abstract. Predicate encryption is a new powerful cryptographic primitive which allows for fine-grained access control for encrypted data: the owner of the secret key can release pa...
Carlo Blundo, Vincenzo Iovino, Giuseppe Persiano
CRYPTO
2011
Springer
235views Cryptology» more  CRYPTO 2011»
12 years 9 months ago
Better Security for Deterministic Public-Key Encryption: The Auxiliary-Input Setting
Deterministic public-key encryption, introduced by Bellare, Boldyreva, and O’Neill (CRYPTO ’07), provides an alternative to randomized public-key encryption in various scenari...
Zvika Brakerski, Gil Segev
EUROCRYPT
2004
Springer
14 years 2 months ago
Public Key Encryption with Keyword Search
We study the problem of searching on data that is encrypted using a public key system. Consider user Bob who sends email to user Alice encrypted under Alice’s public key. An ema...
Dan Boneh, Giovanni Di Crescenzo, Rafail Ostrovsky...
SRDS
1993
IEEE
14 years 1 months ago
Some Remarks on Protecting Weak Keys and Poorly-Chosen Secrets from Guessing Attacks
Authentication and key distribution protocols that utilize weak secrets (such as passwords and PINs) are traditionally susceptible to guessing attacks whereby an adversary iterate...
Gene Tsudik, Els Van Herreweghen