Results 31 to 40 of about 1,639 (211)

Noncommutative Lightweight Signcryption for Wireless Sensor Networks

open access: yesInternational Journal of Distributed Sensor Networks, 2013
Key management techniques for secure wireless-sensor-networks-based applications must minimally incorporate confidentiality, authenticity, integrity, scalability, and flexibility. Signcryption is the proper primitive to do this.
Lize Gu   +3 more
doaj   +1 more source

Certificateless

open access: yesJournal of King Saud University: Computer and Information Sciences, 2014
The concept of aggregate signcryption was first introduced in 2009 by Selvi et al. [Identity based aggregate signcryption schemes, Lecture Notes in Computer Science 5922 LNCS, 2009, pp. 378–397].
Ziba Eslami, Nasrollah Pakniat
doaj   +1 more source

An Identity-Based Signcryption on Lattice without Trapdoor [PDF]

open access: yesJournal of Universal Computer Science, 2019
Identity-based signcryption schemes based on large integer factorization and discrete logarithm problems were considered to be insecure for the quantum computer attack. Thus, choosing a quantum-resist platform and constructing secure schemes based on new
Xianmin Wang   +4 more
doaj   +3 more sources

Formalizing the Relationship Between Commitment and Basic Cryptographic Primitives [PDF]

open access: yesJournal of Internet Services and Information Security, 2016
Signcryption is a cryptographic primitive which offers the functionality of both digital signature and encryption with lower combined computational cost. On the other hand, commitment scheme allows an entity to commit to a value, where the entity reveals
S. Sree Vivek   +3 more
doaj  

Efficient and Anonymous Certificateless Multi-Message and Multi-Receiver Signcryption Scheme Based on ECC

open access: yesIEEE Access, 2019
As the further extension of the multi-receiver signcryption, the multi-message and multi-receiver signcryption allows a sender to simultaneously signcrypt different messages for different receivers in only one logic operation, which makes it more ...
Liaojun Pang, Mengmeng Wei, Huixian Li
doaj   +1 more source

Efficient certificateless multi-receiver anonymous signcryption scheme

open access: yesTongxin xuebao, 2016
To solve the private key escrow problem of identity-based multi-receiver signcryption schemes,the security model for multi-receiver signcryption scheme was constructed,and then a certificateless multi-receiver signcryption scheme based on ECC was ...
Yan-lin QIN, Xiao-ping WU, Wei HU
doaj   +2 more sources

On the Connection Between Signcryption and One-pass Key Establishment

open access: yes, 2007
There is an intuitive connection between signcryption and one-pass key establishment. Although this has been observed previously, up to now there has been no formal analysis of this relationship.
Gonzalez Nieto, Juan Manuel   +5 more
core   +1 more source

Signcryption schemes with insider security in an ideal permutation model

open access: yesJournal of Mathematical Cryptology, 2019
Signcryption aims to provide both confidentiality and authentication of messages more efficiently than performing encryption and signing independently. The “Commit-then-Sign & Encrypt” (CtS&E) method allows to perform encryption and signing in parallel ...
Bansal Tarun Kumar   +2 more
doaj   +1 more source

A Novel Medical Image Signcryption Scheme Using TLTS and Henon Chaotic Map

open access: yesIEEE Access, 2020
In tele-medicine, images based on patient diagnostic tests and reports are usually required to broadcast securely so that recipient can receive them without any error.
Tahir Sajjad Ali, Rashid Ali
doaj   +1 more source

Improved Identity-Based Signcryption [PDF]

open access: yes, 2005
Identity-based cryptography is form of public-key cryptography that does not require users to pre-compute key pairs and obtain certificates for their public keys. Instead, public keys can be arbitrary identifiers such as email addresses. This means that the corresponding private keys are derived, at any time, by a trusted private key generator.
Liqun Chen 0002, John Malone-Lee
openaire   +3 more sources

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