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IEEEARES
2010
IEEE
14 years 2 months ago
External Insider Threat: A Real Security Challenge in Enterprise Value Webs
—Increasingly, organizations collaborate with other organizations in value webs with various arrangements, such as outsourcing, partnering, joint ventures, or subcontracting. As ...
Virginia N. L. Franqueira, André van Cleeff...
SAC
2004
ACM
14 years 27 days ago
A secure method for signature delegation to mobile agents
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 ...
Omaima Bamasak, Ning Zhang
SEC
2007
13 years 9 months ago
Security Remarks on a Convertible Nominative Signature Scheme
A nominative signature scheme allows a nominator (i.e. the signer) and a nominee (i.e. a designated verifier) to jointly generate and publish a signature so that only the nominee ...
Guilin Wang, Feng Bao
JOC
2007
84views more  JOC 2007»
13 years 7 months ago
Concurrent Composition of Secure Protocols in the Timing Model
In the setting of secure multiparty computation, a set of mutually distrustful parties wish to securely compute some joint function of their inputs. In the stand-alone case, it ha...
Yael Tauman Kalai, Yehuda Lindell, Manoj Prabhakar...
CORR
2010
Springer
144views Education» more  CORR 2010»
13 years 7 months ago
Secure Transmission with Multiple Antennas II: The MIMOME Wiretap Channel
The capacity of the Gaussian wiretap channel model is analyzed when there are multiple antennas at the sender, intended receiver and eavesdropper. The associated channel matrices a...
Ashish Khisti, Gregory W. Wornell