11 search results - page 2 / 3 » A Secure Nonrepudiable Threshold Proxy Signature Scheme with... |
INFORMATICALT
2010
13 years 3 months ago
2010
Abstract. Delegation of rights is a common practice in the real world. We present two identitybased threshold proxy signature schemes, which allow an original signer to delegate he...
SAC
2004
ACM
13 years 10 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 ...
DAM
2006
13 years 5 months ago
2006
We propose the concept of fine-grained forward-secure signature schemes. Such signature schemes not only provide non-repudiation w.r.t. past time periods the way ordinary forward-...
DRM
2008
Springer
13 years 6 months ago
2008
Springer
The recent attack on Apple iTunes Digital Rights Management [17] has brought to light the usefulness of proxy re-encryption schemes for Digital Rights Management. It is known that...
CRYPTO
1998
Springer
13 years 9 months ago
1998
Springer
Verifiable Signature Sharing (VS ) enables the recipient of a digital signature, who is not necessarily the original signer, to share such signature among n proxies so that a subse...