168 search results - page 10 / 34 » Group Encryption |
133
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EUROCRYPT
2009
Springer
16 years 4 months ago
2009
Springer
A group key agreement (GKA) protocol allows a set of users to establish a common secret via open networks. Observing that a major goal of GKAs for most applications is to establish...
134
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IJNSEC
2010
14 years 11 months ago
2010
This paper proposes a scheme to provide security to dynamic multicast VoIP systems efficiently. Security is usually provided by encrypting the media packets sent from a user to ot...
123
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CRYPTO
1992
Springer
15 years 8 months ago
1992
Springer
We prove that the set of DES permutations (encryption and decryption for each DES key) is not closed under functional composition. This implies that, in general, multiple DES-encry...
107
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INFORMATICALT
2007
15 years 4 months ago
2007
A generalized group-oriented cryptosystem (GGOC) based on ElGamal cryptosystem was proposed by Yang et al. in 2003. This study shows that if the authorized decryption sets of users...
116
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ASIACRYPT
2001
Springer
15 years 8 months ago
2001
Springer
The Advanced Encryption Standard (AES) provides three levels of security: 128, 192, and 256 bits. Given a desired level of security for the AES, this paper discusses matching publi...