Results 31 to 40 of about 26,436 (209)

Quantifying the Leakage of Quantum Protocols for Classical Two-Party Cryptography [PDF]

open access: yes, 2014
We study quantum protocols among two distrustful parties. By adopting a rather strict definition of correctness - guaranteeing that honest players obtain their correct outcomes only - we can show that every strictly correct quantum protocol implementing ...
Salvail, Louis   +2 more
core   +2 more sources

Security Analysis of Various Authentication Schemes Based on Three Types of Digital Signature Schemes

open access: yesIEEE Access, 2018
To achieve source authentication, message integrity, and non-repudiation, a number of authentication protocols adopt several types of digital signatures: public-key signatures, identity-based signatures, and certificateless signatures.
Kyung-Ah Shim
doaj   +1 more source

Differential Trail Search in Cryptographic Primitives with Big-Circle Chi:

open access: yesIACR Transactions on Symmetric Cryptology, 2022
Proving upper bounds for the expected differential probability (DP) of differential trails is a standard requirement when proposing a new symmetric primitive.
Alireza Mehrdad   +3 more
doaj   +1 more source

Implementation of a nonlinear transformation of a substitution in the form of elements of a numbering system of a number of factorial sets

open access: yesБезопасность информационных технологий, 2021
The paper investigates a nonlinear substitution transformation, presented as an element of the number system of factorial sets. This approach takes into account the characteristic features of substitutions and al-lows you to minimize the amount of memory
Alexander P. Martynov   +2 more
doaj   +1 more source

Reinforced Secure Gossiping Against DoS Attacks in Post-Disaster Scenarios

open access: yesIEEE Access, 2020
During and after a disaster, the perceived quality of communication networks often becomes remarkably degraded with an increased ratio of packet losses due to physical damages of the networking equipment, disturbance to the radio frequency signals ...
Christian Esposito   +2 more
doaj   +1 more source

Ubic: Bridging the gap between digital cryptography and the physical world

open access: yes, 2014
Advances in computing technology increasingly blur the boundary between the digital domain and the physical world. Although the research community has developed a large number of cryptographic primitives and has demonstrated their usability in all ...
D.M. Freeman   +6 more
core   +1 more source

Quantum Security of Cryptographic Primitives

open access: yesCoRR, 2017
We call quantum security the area of IT security dealing with scenarios where one or more parties have access to quantum hardware. This encompasses both the fields of post-quantum cryptography (that is, traditional cryptography engineered to be resistant against quantum adversaries), and quantum cryptography (that is, security protocols designed to be ...
openaire   +4 more sources

Separating Two-Round Secure Computation From Oblivious Transfer [PDF]

open access: yes, 2020
We consider the question of minimizing the round complexity of protocols for secure multiparty computation (MPC) with security against an arbitrary number of semi-honest parties. Very recently, Garg and Srinivasan (Eurocrypt 2018) and Benhamouda and Lin (
Applebaum, Benny   +4 more
core   +2 more sources

Requirements for symmetric block encryption algorithms developed for software and hardware implementation

open access: yesВестник КазНУ. Серия математика, механика, информатика, 2021
The hardware and software cryptographic information protection facility is one of the most important components of comprehensive information security in information and communication systems and computer networks.
Kairat Sakanuly Sakan   +3 more
doaj   +1 more source

Fuzzy Extractors: How to Generate Strong Keys from Biometrics and Other Noisy Data [PDF]

open access: yes, 2004
We provide formal definitions and efficient secure techniques for - turning noisy information into keys usable for any cryptographic application, and, in particular, - reliably and securely authenticating biometric data.
Adam Smith   +5 more
core   +3 more sources

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