May 1, 2017 · As a kind of special proxy signature, directed proxy signature can be used to sign messages, such that only the designated verifier can ...
Therefore, the authors give a solution to the delegation revocation problem and propose a directed proxy signature scheme with fast revocation in this study.
Oct 22, 2024 · As a kind of special proxy signature, directed proxy signature can be used to sign messages, such that only the designated verifier can ...
Abstract: As a kind of special proxy signature, directed proxy signature can be used to sign messages, such that only the designated verifier can easily ...
Directed signature schemes are widely used in situations where the receiver's privacy should be protected. Proxy signatures allow an entity to delegate its ...
People also ask
What is proxy for signature?
What is double authentication preventing signatures in the standard model?
This paper defines the notion of the directed proxy signature by combining the proxy signature and directed signature, formalizes its security model and ...
The existing proxy signature schemes with the proxy revocation function are proven to be malleable and do not possess strong unforgeability.
The authors give a solution to the delegation revocation problem and propose a directed proxy signature scheme with fast revocation in this study, ...
Mar 15, 2011 · In this paper, we give a formal definition and security model of the multi-proxy signature schemes with proxy revocation, and propose a multi- ...
Analyses show that the proposed scheme satisfies all of the security requirements of proxy signature and has shorter public parameters than the existing ones.