345 search results - page 32 / 69 » Reverse Public Key Encryption |
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PROVSEC
2007
Springer
15 years 6 months ago
2007
Springer
In a threshold broadcast encryption scheme, a sender chooses (ad-hoc) a set of n receivers and a threshold t, and then encrypts a message by using the public keys of all the recei...
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DCC
2010
IEEE
14 years 12 months ago
2010
IEEE
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...
EUROCRYPT
2009
Springer
16 years 11 days 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...
FOCS
2009
IEEE
15 years 6 months ago
2009
IEEE
Abstract— Under CPA and CCA1 attacks, a secure bit encryption scheme can be applied bit-by-bit to construct a secure many-bit encryption scheme. The same construction fails, howe...
CISC
2008
Springer
15 years 1 months ago
2008
Springer
Anonymity is one of the main concerns in group-oriented cryptography. However, most efforts, for instance, group signatures and ring signatures, are only made to provide anonymity ...