Results 91 to 100 of about 1,905 (207)

A Security Enhanced Generalized Threshold Signcryption Scheme with Deceit Detection

open access: yes工程科学与技术, 2010
:By analyzing the first generalized threshold signcryption scheme (WCL scheme) and its improved schemes (TJC scheme, etc.), it was found that they can’t resist several attacks such as equation attack and can’t realize threshold designcryption.
Zhang Wenfang, wang Xiaomin, He Dake
doaj  

Signcryption in Hierarchical Identity Based Cryptosystem

open access: yes, 2005
In many situations we want to enjoy confidentiality, authenticity and non-repudiation of message simultaneously. One approach to achieve this objective is to "sign-then-encrypt" the message, or we can employ special cryptographic scheme like signcryption.
Yuen, TH, Chow, SM, Hui, CK, Yiu, SM
core   +1 more source

An Improved Certificateless Generalized Signcryption Scheme [PDF]

open access: yes, 2013
Signcryption is basically a cryptographic primitive which provides both signature and encryption functions simultaneously, but it is not useful when only one of the function is required. Generalized Signcryption (GSC) is a special cryptographic primitive
Rout, Jitendra Kumar
core  

Practical NTRU Signcryption in the Standard Model. [PDF]

open access: yesEntropy (Basel), 2023
Yan J   +5 more
europepmc   +1 more source

Anonymous signcryption against linear Related-Key attacks

open access: yes, 2013
A related-key attack (RKA) occurs when an adversary tampers the private key stored in a cryptographic hardware device and observes the result of the cryptographic primitive under this modified private key. In this paper, we concentrate on the security of
Cui, Hui   +8 more
core   +1 more source

Identity based signcryption schemes without random oracles [PDF]

open access: yes, 2011
Signcryption is a cryptographic primitive which performs encryption and signature in a single logical step with the cost lower than signature-then-encryption approach..
Sunder Lal, Prashant Kushwah
core  

EFFICIENT GENERALIZED SIGNCRYPTION BASED ON ECC

open access: yes, 2018
In order to obtain promising wireless communication systems, it is necessary to maintain secure message transmissions in unicast, multicast, or broadcast scenarios.
An Braeken, Pawani Porambage
core   +1 more source

New Hybrid Signcryption Approach: Efficient Digital Envelope Signcryption

open access: yes, 2013
In the study of Cryptography, the most important and widely studied are confidentiality and integrity. Confidentiality is supported by encryption schemes, while integrity is provided by digital signature schemes.
Aye, The' Seint, Soe, Than Naing
core   +1 more source

Signcryption secure against linear related-key attacks

open access: yes, 2014
A related-key attack (RKA) occurs when an adversary tampers the private key stored in a cryptographic hardware device, and observes the result of the cryptographic primitive under this modified private key.
Cui, Hui   +5 more
core   +1 more source

ECGSC: Elliptic Curve based Generalized Signcryption Scheme [PDF]

open access: yes, 2006
Signcryption is a new cryptographic primitive that simultaneously fulfills both the functions of signature and encryption. The definition of generalized signcryption is proposed in the paper firstly.
Yiliang Han, Xiaoyuan Yang
core  

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