Results 61 to 70 of about 75,969 (261)

Analysis of cryptographic hash functions [PDF]

open access: yes, 2019
This thesis concentrates on analysis of cryptographic hash functions, one of the most important primitives used in the modern cryptography. We start with an introduction of the cryptographic hash functions, and a survey on the development of the cryptanalysis tools. To enrich the cryptanalysts' toolbox, we developed several interesting techniques under
openaire   +3 more sources

Development of a New Post-Quantum Digital Signature Algorithm: Syrga-1

open access: yesComputers
The distinguishing feature of hash-based algorithms is their high confidence in security. When designing electronic signature schemes, proofs of security reduction to certain properties of cryptographic hash functions are used.
Kunbolat Algazy   +3 more
doaj   +1 more source

An Enhanced Blockchain-Based IoT Digital Forensics Architecture Using Fuzzy Hash

open access: yesIEEE Access, 2021
Due to businesses’ growing use of IoT services in their day-to-day operations and the increased use of smart devices, digital forensic investigations involving such systems will need increasingly sophisticated digital evidence collection and ...
Wael A. Mahrous   +2 more
doaj   +1 more source

Verifiable Random Functions (VRFs) [PDF]

open access: yes, 2018
A Verifiable Random Function (VRF) is the public-key version of a keyed cryptographic hash. Only the holder of the private key can compute the hash, but anyone with public key can verify the correctness of the hash.
Goldberg, Sharon   +3 more
core  

ClaimChain: Improving the Security and Privacy of In-band Key Distribution for Messaging [PDF]

open access: yes, 2018
The social demand for email end-to-end encryption is barely supported by mainstream service providers. Autocrypt is a new community-driven open specification for e-mail encryption that attempts to respond to this demand.
Chor Benny   +13 more
core   +2 more sources

Blockchain‐Empowered H‐CPS Architecture for Smart Agriculture

open access: yesAdvanced Science, EarlyView.
This article reviews the current system architectures for smart agriculture and proposes a blockchain‐empowered hierarchical cyber‐physical system (H‐CPS) framework. It discusses the challenges and outlines future research directions, including the use of semantic blockchain to handle complex data and models.
Xiaoding Wang   +8 more
wiley   +1 more source

PPP-Completeness with Connections to Cryptography [PDF]

open access: yes, 2018
Polynomial Pigeonhole Principle (PPP) is an important subclass of TFNP with profound connections to the complexity of the fundamental cryptographic primitives: collision-resistant hash functions and one-way permutations.
Sotiraki, Katerina   +2 more
core   +1 more source

Remote booting in a hostile world: to whom am I speaking? [Computer security] [PDF]

open access: yes, 2002
“This material is presented to ensure timely dissemination of scholarly and technical work. Copyright and all rights therein are retained by authors or by other copyright holders.
Christianson, B., Lomas, M.
core   +1 more source

Hyperledger Fabric for the (digitalized) lifecycle of construction products: Applied review on fastening technology

open access: yesCivil Engineering Design, Volume 7, Issue 1, Page 9-22, March 2025.
Abstract Blockchain technology is a digital decentralized data ledger recording transactions in an encrypted format. Its implementation can potentially hold significant advantages for the built environment, particularly in manufacturing and building product usage aligned with Building Information Modeling (BIM). This paradigm shift toward decentralized
Aileen Pfeil   +2 more
wiley   +1 more source

Password protection in IT systems [PDF]

open access: yesBiuletyn Wojskowej Akademii Technicznej, 2018
The aim of the article is to systematise the methods of securing static passwords stored in IT systems. Pros and cons of those methods are presented and conclusions as a recommendation for IT system designers are proposed.
Przemysław Rodwald, Bartosz Biernacik
doaj   +1 more source

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