Results 11 to 20 of about 66,776 (234)

Sequential rationality in cryptographic protocols [PDF]

open access: yesACM Transactions on Economics and Computation, 2010
Much of the literature on rational cryptography focuses on analyzing the strategic properties of cryptographic protocols. However, due to the presence of computationally-bounded players and the asymptotic nature of cryptographic security, a definition of sequential rationality for this setting has thus far eluded researchers.We propose a new framework ...
Ronen Gradwohl, Noam Livne, Alon Rosen
openaire   +3 more sources

Efficient Verification of Cryptographic Protocols with Dynamic Epistemic Logic

open access: yesApplied Sciences, 2020
The security of cryptographic protocols has always been an important issue. Although there are various verification schemes of protocols in the literature, efficiently and accurately verifying cryptographic protocols is still a challenging research task.
Xiaojuan Chen, Huiwen Deng
doaj   +1 more source

Extended supersingular isogeny Diffie–Hellman key exchange protocol: Revenge of the SIDH

open access: yesIET Information Security, 2021
The supersingular isogeny Diffie–Hellman key exchange protocol (SIDH) was introduced by Jao and De Feo in 2011. SIDH operates on supersingular elliptic curves defined over Fp2, where p is a large prime number of the form p=4eA3eB−1 and eA and eB are ...
Daniel Cervantes‐Vázquez   +2 more
doaj   +1 more source

Hardware acceleration of number theoretic transform for zk‐SNARK

open access: yesEngineering Reports, EarlyView., 2023
An FPGA‐based hardware accelerator with a multi‐level pipeline is designed to support the large‐bitwidth and large‐scale NTT tasks in zk‐SNARK. It can be flexibly scaled to different scales of FPGAs and has been equipped in the heterogeneous acceleration system with the help of HLS and OpenCL.
Haixu Zhao   +6 more
wiley   +1 more source

CRYPTOGRAPHIC PROTOCOLS SPECIFICATION AND VERIFICATION TOOLS - A SURVEY

open access: yesICTACT Journal on Communication Technology, 2017
Cryptographic protocols cannot guarantee the secure operations by merely using state-of-the-art cryptographic mechanisms. Validation of such protocols is done by using formal methods. Various specialized tools have been developed for this purpose and are
Amol H Shinde, A J Umbarkar, N R Pillai
doaj   +1 more source

Denial-of-Service Resistance in Key Establishment [PDF]

open access: yes, 2007
Denial of Service (DoS) attacks are an increasing problem for network connected systems. Key establishment protocols are applications that are particularly vulnerable to DoS attack as they are typically required to perform computationally expensive ...
Boyd, Colin   +4 more
core   +2 more sources

Cryptographic Protocol Reverse Method Based on Information Entropy and Closed Frequent Sequences [PDF]

open access: yesJisuanji kexue
Unknown cryptographic protocols are widely used for the secure transmission of sensitive information,and reversing cryptographic protocol is of great significance to both attackers and defenders.In order to efficiently reverse complex cryptographic ...
LIANG Chen, HONG Zheng, WU Lifa, JI Qingbing
doaj   +1 more source

Reconstructing a lightweight security protocol in the radio‐frequency identification systems

open access: yesIET Computers & Digital Techniques, 2023
Nowadays, the Internet of things (IoT) has extensively found its way into everyday life, raising the alarm regarding data security and user privacy. However, IoT devices have numerous limitations that inhibit the implementation of optimal cost‐effective ...
Alireza Abdellahi Khorasgani   +2 more
doaj   +1 more source

Compiling and securing cryptographic protocols [PDF]

open access: yes, 2009
Protocol narrations are widely used in security as semi-formal notations to specify conversations between roles. We define a translation from a protocol narration to the sequences of operations to be performed by each role.
Abadi   +12 more
core   +7 more sources

Adaptable Cryptographic Primitives in Blockchains via Smart Contracts

open access: yesCryptography, 2022
Blockchain-based platforms utilise cryptographic protocols to enforce the correct behaviour of users, as well as to guarantee a sufficient level of protection against malicious adversaries.
Riccardo Longo   +4 more
doaj   +1 more source

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