1449 search results - page 137 / 290 » Secure and Efficient Metering |
191
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INFORMATICALT
2000
15 years 6 months ago
2000
In the (t, n) proxy signature scheme, the signature, originally signed by a signer, can be signed by t or more proxy signers out of a proxy group of n members. Recently, an efficie...
198
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IJMI
2002
15 years 6 months ago
2002
In this paper we present a complete reference framework for the provision of quality assured Trusted Third Party (TTP) services within a medical environment. The main objective is...
247
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ASIACRYPT
2006
Springer
15 years 9 months ago
2006
Springer
We introduce a primitive called Hierarchical Identity-Coupling Broadcast Encryption (HICBE) that can be used for constructing efficient collusion-resistant public-key broadcast enc...
219
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IJACTAICIT
2010
15 years 4 months ago
2010
This paper deals with redesigning the existing e-commerce architecture that has provided a platform for the large companies to sell their products so that it can provide a place o...
167
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ACNS
2007
Springer
15 years 11 months ago
2007
Springer
Based on the notion of accumulators, we propose a new cryptographic scheme called universal accumulators. This scheme enables one to commit to a set of values using a short accumul...