2927 search results - page 193 / 586 » Secure Distributed Human Computation |
126
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CCS
2009
ACM
16 years 3 months ago
2009
ACM
In this paper, we re-visit the problem of unconditionally secure message transmission (USMT) from a sender S to a receiver R, who are part of a distributed synchronous network, mo...
129
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SAC
2004
ACM
15 years 8 months ago
2004
ACM
This paper presents a novel method that allows the delegation of signature power to one or more entities that jointly play the role of a proxy signer. This work is different from ...
160
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NDSS
2003
IEEE
15 years 7 months ago
2003
IEEE
Security is a major, frequent concern in extensible software systems such as Java Virtual Machines and the Common Language Runtime. These systems aim to enable simple, classic app...
117
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ICC
2008
IEEE
15 years 9 months ago
2008
IEEE
—In this paper, we discuss how to prevent users’ passwords from being stolen by adversaries. We propose differentiated security mechanisms in which a user has the freedom to ch...
124
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EDCC
2005
Springer
15 years 8 months ago
2005
Springer
The fair exchange problem is key to trading electronic items in systems of mutually untrusted parties. In modern variants of such systems, each party is equipped with a security mo...