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ACNS
2010
Springer
187views Cryptology» more  ACNS 2010»
15 years 9 months ago
Generic Constructions for Verifiably Encrypted Signatures without Random Oracles or NIZKs
Verifiably encrypted signature schemes (VES) allow a signer to encrypt his or her signature under the public key of a trusted third party, while maintaining public signature verifi...
Markus Rückert, Michael Schneider 0002, Domin...
CCS
2008
ACM
15 years 8 months ago
Stale-safe security properties for group-based secure information sharing
Attribute staleness arises due to the physical distribution of authorization information, decision and enforcement points. This is a fundamental problem in virtually any secure di...
Ram Krishnan, Jianwei Niu, Ravi S. Sandhu, William...
CORR
2010
Springer
79views Education» more  CORR 2010»
15 years 6 months ago
A Multi-hop Multi-source Algebraic Watchdog
In our previous work (`An Algebraic Watchdog for Wireless Network Coding'), we proposed a new scheme in which nodes can detect malicious behaviors probabilistically, police th...
MinJi Kim, Muriel Médard, João Barro...
IANDC
2007
152views more  IANDC 2007»
15 years 6 months ago
The reactive simulatability (RSIM) framework for asynchronous systems
We define reactive simulatability for general asynchronous systems. Roughly, simulatability means that a real system implements an ideal system (specification) in a way that pre...
Michael Backes, Birgit Pfitzmann, Michael Waidner
ICDE
2009
IEEE
147views Database» more  ICDE 2009»
16 years 7 months ago
Separating Authentication from Query Execution in Outsourced Databases
-- In the database outsourcing paradigm, a data owner (DO) delegates its DBMS administration to a specialized service provider (SP) that receives and processes queries from clients...
Stavros Papadopoulos, Dimitris Papadias, Weiwei Ch...