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CRYPTO
2007
Springer
132views Cryptology» more  CRYPTO 2007»
14 years 2 months ago
Secure Hybrid Encryption from Weakened Key Encapsulation
We put forward a new paradigm for building hybrid encryption schemes from constrained chosen-ciphertext secure (CCCA) key-encapsulation mechanisms (KEMs) plus authenticated symmet...
Dennis Hofheinz, Eike Kiltz
DCC
2010
IEEE
13 years 8 months ago
Efficient hybrid encryption from ID-based encryption
This paper deals with generic transformations from ID-based key encapsulation mechanisms (IBKEM) to hybrid public-key encryption (PKE). The best generic transformation known until...
Masayuki Abe, Yang Cui, Hideki Imai, Eike Kiltz
CCS
2008
ACM
13 years 10 months ago
Security arguments for the UM key agreement protocol in the NIST SP 800-56A standard
The Unified Model (UM) key agreement protocol is an efficient Diffie-Hellman scheme that has been included in many cryptographic standards, most recently in the NIST SP 80056A sta...
Alfred Menezes, Berkant Ustaoglu
ACNS
2008
Springer
252views Cryptology» more  ACNS 2008»
14 years 2 months ago
Generic Constructions of Stateful Public Key Encryption and Their Applications
We present generic constructions of stateful public key encryption (StPE). We build several new StPE schemes and explain existing ones using our generic constructions. Of the new ...
Joonsang Baek, Jianying Zhou, Feng Bao
JUCS
2007
96views more  JUCS 2007»
13 years 7 months ago
Constant Size Ciphertext HIBE in the Augmented Selective-ID Model and its Extensions
At Eurocrypt 2005, Boneh, Boyen and Goh presented a constant size ciphertext hierarchical identity based encryption (HIBE) protocol. Our main contribution is to present a variant ...
Sanjit Chatterjee, Palash Sarkar