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186
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FOCS
2007
IEEE
15 years 10 months ago
2007
IEEE
Identity Based Encryption (IBE) systems are often constructed using bilinear maps (a.k.a. pairings) on elliptic curves. One exception is an elegant system due to Cocks which build...
134
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GI
2007
Springer
15 years 10 months ago
2007
Springer
Abstract: Aktuelle Innovationen der Informations- und Kommunikationstechnologie (IuK), wie sie etwa unter den Schlagworten ortsbasierte Dienste bzw. intelligente Handlungsumgebunge...
192
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ENC
2004
IEEE
15 years 10 months ago
2004
IEEE
Finding accurate information on the web has become a challenge due to the increment in the number of documents available on line. Current search engines retrieve relevant document...
132
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FOCS
2004
IEEE
15 years 10 months ago
2004
IEEE
We investigate the feasibility of a variety of cryptographic tasks with imperfect randomness. The kind of imperfect randomness we consider are entropy sources, such as those consi...
154
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FOCS
2004
IEEE
15 years 10 months ago
2004
IEEE
We devise a new embedding technique, which we call measured descent, based on decomposing a metric space locally, at varying speeds, according to the density of some probability m...