2237 search results - page 254 / 448 » On the Security of Random Sources |
168
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TCC
2009
Springer
16 years 7 months ago
2009
Springer
We present the first hierarchical identity based encryption (HIBE) system that has full security for more than a constant number of levels. In all prior HIBE systems in the literat...
230
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WISEC
2009
ACM
2009
ACM
Practical defenses against pollution attacks in intra-flow network coding for wireless mesh networks
16 years 1 months ago
Recent studies show that network coding can provide significant benefits to network protocols, such as increased throughput, reduced network congestion, higher reliability, and ...
206
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EUROCRYPT
2004
Springer
16 years 15 days ago
2004
Springer
Abstract. In the bounded-storage model (BSM) for information-theoretically secure encryption and key-agreement one uses a random string R whose length t is greater than the assumed...
192
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EUROCRYPT
2009
Springer
16 years 7 months ago
2009
Springer
We initiate the cryptographic study of order-preserving symmetric encryption (OPE), a primitive suggested in the database community by Agrawal et al. (SIGMOD '04) for allowin...
169
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ACSAC
2009
IEEE
16 years 1 months ago
2009
IEEE
Abstract—We present an efficient and robust stepping-stone detection scheme based on succinct packet-timing sketches of network flows. The proposed scheme employs an online alg...