2601 search results - page 320 / 521 » Secure Rewarding Schemes |
138
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CTRSA
2004
Springer
15 years 9 months ago
2004
Springer
Abstract. In this paper, we give a first example of identity based undeniable signature using pairings over elliptic curves. We extend to the identity based setting the security m...
123
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ESORICS
2004
Springer
15 years 9 months ago
2004
Springer
This paper presents an opportunistic encryption scheme strictly layered on top of IPv6. Assuming that a node needs to send data toward another node, our proposal enables the dynami...
126
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TRUSTBUS
2004
Springer
15 years 9 months ago
2004
Springer
This paper addresses the problem of pay-as-you-watch services over unicast and multicast communications. For each communication model, we present two solutions, non-verifiable and...
147
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WETICE
1997
IEEE
15 years 8 months ago
1997
IEEE
In this paper we want to share our experiences with implementing a scheme that enforces role based access control in a distributed, heterogeneous computing environment. This work ...
123
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AGENTS
1997
Springer
15 years 8 months ago
1997
Springer
Abstract. We present a purely vision-based scheme for learning a topological representation of an open environment. The system represents selected places by local views of the surr...