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» Secure Mediation: Requirements and Design
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ICEIS
2002
IEEE
14 years 2 months ago
Mediated Communication in Groupware Systems
: In the creation of groupware systems, a good design of communication mechanisms, required by the group in order to carry out its work, is essential, since there are many other de...
Luis A. Guerrero, Sergio F. Ochoa, Oriel A. Herrer...
CRYPTO
2008
Springer
123views Cryptology» more  CRYPTO 2008»
13 years 11 months ago
Collusion-Free Protocols in the Mediated Model
Prior approaches [15, 14] to building collusion-free protocols require exotic channels. By taking a conceptually new approach, we are able to use a more digitally-friendly communic...
Joël Alwen, Abhi Shelat, Ivan Visconti
TRUSTBUS
2005
Springer
14 years 2 months ago
A Mediated Proxy Signature Scheme with Fast Revocation for Electronic Transactions
Abstract. Proxy signature schemes allow an original signer to delegate his signing rights to a proxy signer. Most proxy signature schemes have succeeded for proxy delegations and t...
Seung-Hyun Seo, Kyung-Ah Shim, Sang-Ho Lee
JCDL
2003
ACM
103views Education» more  JCDL 2003»
14 years 2 months ago
SCENS: A System for the Mediated Sharing of Sensitive Data
1 This paper introduces SCENS, a Secure Content Exchange Negotiation System suitable for the exchange of private digital data that reside in distributed digital repositories. SCENS...
Song Ye, Fillia Makedon, Tilmann Steinberg, Li She...
CRYPTO
2009
Springer
121views Cryptology» more  CRYPTO 2009»
14 years 3 months ago
Collusion-Free Multiparty Computation in the Mediated Model
Collusion-free protocols prevent subliminal communication (i.e., covert channels) between parties running the protocol. In the standard communication model, if one-way functions ex...
Joël Alwen, Jonathan Katz, Yehuda Lindell, Gi...