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» On the Security of ElGamal Based Encryption
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CTRSA
2009
Springer
127views Cryptology» more  CTRSA 2009»
14 years 2 months ago
Adaptive-ID Secure Revocable Identity-Based Encryption
Abstract. Identity-Based Encryption (IBE) offers an interesting alternative to PKI-enabled encryption as it eliminates the need for digital certificates. While revocation has bee...
Benoît Libert, Damien Vergnaud
IEICET
2008
119views more  IEICET 2008»
13 years 7 months ago
Universally Composable Identity-Based Encryption
Abstract-- The identity-based encryption (IBE) is one of the most important primitives in cryptography, and various security notions of IBE (e.g., IND-ID-CCA2, NM-ID-CCA2, IND-sID-...
Ryo Nishimaki, Yoshifumi Manabe, Tatsuaki Okamoto
ASIACRYPT
2007
Springer
14 years 1 months ago
Bounded CCA2-Secure Encryption
Abstract. Whereas encryption schemes withstanding passive chosenplaintext attacks (CPA) can be constructed based on a variety of computational assumptions, only a few assumptions a...
Ronald Cramer, Goichiro Hanaoka, Dennis Hofheinz, ...
CCS
2009
ACM
14 years 8 months ago
A generic construction of useful client puzzles
Denial of Service (DoS) attacks are serious threats for network societies. For dealing with DoS attacks, Jakobsson and Juels first proposed the notion of useful client puzzles (UC...
Rui Zhang 0002, Goichiro Hanaoka, Hideki Imai
IMA
2005
Springer
126views Cryptology» more  IMA 2005»
14 years 1 months ago
Security Proof of Sakai-Kasahara's Identity-Based Encryption Scheme
Abstract. Identity-based encryption (IBE) is a special asymmetric encryption method where a public encryption key can be an arbitrary identifier and the corresponding private decr...
Liqun Chen, Zhaohui Cheng