A ring signature scheme is a group signature scheme with no group manager to setup a group or revoke a signer. A linkable ring signature, introduced by Liu, et al. [20], additional...
Patrick P. Tsang, Victor K. Wei, Tony K. Chan, Man...
Abstract. With the rise of global networks like the Internet the importance of workflow systems is growing. However, security questions in such environments often only address secu...
Existing software infrastructures and middleware provide uniform security services across heterogeneous information networks. However, few, if any, tools exist that support access...
Pablo Galiasso, Oliver Bremer, John Hale, Sujeet S...
By functionally decomposing a specific algorithm (the hierarchical secure aggregation algorithm of Chan et al. [3] and Frikken et al. [7]), we uncover a useful general functionali...
The World Wide Web encourages widely-distributed, open, decentralised systems that span multiple administrative domains. Recent research has turned to trust management [4] as a fr...