174 search results - page 30 / 35 » Secure Identity Based Encryption Without Random Oracles |
CCS
2010
ACM
15 years 4 months ago
2010
ACM
In an attribute-based signature (ABS), users sign messages with any predicate of their attributes issued from an attribute authority. Under this notion, a signature attests not to...
109
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CISC
2005
Springer
15 years 3 months ago
2005
Springer
Abstract. Despite many good (secure) key agreement protocols based on publickey cryptography exist, secure associations between two wireless devices are often established using sym...
EUROCRYPT
2004
Springer
15 years 1 months ago
2004
Springer
We consider the problem of computing the intersection of private datasets of two parties, where the datasets contain lists of elements taken from a large domain. This problem has m...
99
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PKC
2007
Springer
15 years 3 months ago
2007
Springer
Abstract. The ring signature allows a signer to leak secrets anonymously, without the risk of identity escrow. At the same time, the ring signature provides great flexibility: No ...
65
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MMMACNS
2005
Springer
15 years 3 months ago
2005
Springer
Abstract. This paper presents a method to generate unique and nevertheless highly random pseudonyms in a distributed environment. More precisely, each user can now generate his pse...