490 search results - page 61 / 98 » A New Public-Key Cryptosystem |
136
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ASIACRYPT
2004
Springer
15 years 9 months ago
2004
Springer
Abstract. We present new results in the framework of secure multiparty computation based on homomorphic threshold cryptosystems. We introduce the conditional gate as a special type...
131
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IJNSEC
2008
15 years 3 months ago
2008
In 2003, Hwang et al. proposed a new blind signature based on the RSA cryptosystem by employing Extended Euclidean algorithm. They claimed that the proposed scheme was untraceable...
126
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TCC
2007
Springer
15 years 10 months ago
2007
Springer
Abstract. We present the first positive obfuscation result for a traditional cryptographic functionality. This positive result stands in contrast to well-known negative impossibil...
147
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IACR
2011
14 years 3 months ago
2011
In this paper we present a new practical key-recovery attack on the SFLASH signature scheme. SFLASH is a derivative of the older C∗ encryption and signature scheme that was broke...
151
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IACR
2011
14 years 3 months ago
2011
Aggregation schemes allow to combine several cryptographic values like message authentication codes or signatures into a shorter value such that, despite compression, some notion o...