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ASIACRYPT
2003
Springer
15 years 10 months ago
2003
Springer
In this paper1 we propose a new symmetric block cipher with the following paradoxical traceability properties: it is computationally easy to derive many equivalent secret keys prov...
160
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ASIACRYPT
2003
Springer
15 years 10 months ago
2003
Springer
Abstract. We study two closely related primitives: Broadcast Encryption and Key Predistribution Schemes (KPS). Broadcast Encryption allows a broadcaster to broadcast an encrypted m...
169
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ASIACRYPT
2003
Springer
15 years 9 months ago
2003
Springer
Motivated by privacy issues associated with dissemination of signed digital certificates, we define a new type of signature scheme called a `Universal Designated-Verifier Signatur...
133
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ASIACRYPT
2003
Springer
15 years 10 months ago
2003
Springer
Provable security usually makes the assumption that a source of perfectly random and secret data is available. However, in practical applications, and especially when smart cards a...
125
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ASIACRYPT
2003
Springer
15 years 10 months ago
2003
Springer
We present two new parallel algorithms for extending the domain of a UOWHF. The first algorithm is complete binary tree based construction and has less key length expansion than S...