Results 31 to 40 of about 35,561 (292)

Cryptanalysis of Dynamic SHA(2) [PDF]

open access: yes, 2009
In this paper, we analyze the hash functions Dynamic SHA and Dynamic SHA2, which have been selected as first round candidates in the NIST hash function competition. These hash functions rely heavily on data-dependent rotations, similar to certain block ciphers, e.g., RC5.
Aumasson, Jean-Philippe   +3 more
openaire   +2 more sources

Effects of Stephania hainanensis alkaloids on MSU-induced acute gouty arthritis in mice

open access: yesBMC Complementary Medicine and Therapies, 2021
Background Gout is initiated by the precipitation of monosodium urate (MSU) crystals within the joints and soft tissues, and it can eventually cause acute or chronic arthritis.
Hao-fei Fan   +8 more
doaj   +1 more source

Finding Collisions against 4-Round SHA-3-384 in Practical Time

open access: yesIACR Transactions on Symmetric Cryptology, 2022
The Keccak sponge function family, designed by Bertoni et al. in 2007, was selected by the U.S. National Institute of Standards and Technology (NIST) in 2012 as the next generation of Secure Hash Algorithm (SHA-3).
Senyang Huang   +3 more
doaj   +1 more source

Computational and Energy Costs of Cryptographic Algorithms on Handheld Devices [PDF]

open access: yes, 2011
Networks are evolving toward a ubiquitous model in which heterogeneous devices are interconnected. Cryptographic algorithms are required for developing security solutions that protect network activity. However, the computational and energy limitations
Herrera Joancomartí, Jordi   +1 more
core   +4 more sources

SHA-2 will soon retire : the SHA-3 song

open access: gold, 2010
Michael Naehrig   +2 more
openalex   +2 more sources

Improving SHA-2 Hardware Implementations [PDF]

open access: yes, 2006
This paper proposes a set of new techniques to improve the implementation of the SHA-2 hashing algorithm. These techniques consist mostly in operation rescheduling and hardware reutilization, allowing a significant reduction of the critical path while the required area also decreases.
Ricardo Chaves   +3 more
openaire   +1 more source

Keamanan RESTful Web Service Menggunakan JSON Web Token (JWT) HMAC SHA-512

open access: yesJurnal Nasional Teknik Elektro dan Teknologi Informasi, 2018
Day to day information technology is constantly evolving, allowing a wide range of technologies, programming languages, and diverse architectures to keep popping up.
Alam Rahmatulloh   +2 more
doaj   +1 more source

Silica Xerogel Doped with Iron(III) as Sensor Material for Salicylhydroxamic Acid Determination in Urine

open access: yesGels, 2021
Salicylhydroxamic acid (SHA) is used as antimicrobic medicine and its concentration has to be monitored in urine. For the first time, silica xerogels doped with iron(III) have been proposed as sensor materials for SHA determination in biological samples.
Maria A. Morosanova   +2 more
doaj   +1 more source

Efficient hardware implementations of high throughput SHA-3 candidates keccak, luffa and blue midnight wish for single- and multi-message hashing [PDF]

open access: yes, 2010
In November 2007 NIST announced that it would organize the SHA-3 competition to select a new cryptographic hash function family by 2012. In the selection process, hardware performances of the candidates will play an important role.
Akın, Abdulkadir   +6 more
core   +2 more sources

Preimage Attacks on Reduced Tiger and SHA-2 [PDF]

open access: yes, 2009
This paper shows new preimage attacks on reduced Tiger and SHA-2. Indesteege and Preneel presented a preimage attack on Tiger reduced to 13 rounds (out of 24) with a complexity of 2128.5. Our new preimage attack finds a one-block preimage of Tiger reduced to 16 rounds with a complexity of 2161. The proposed attack is based on meet-in-the-middle attacks.
Takanori Isobe, Kyoji Shibutani
openaire   +1 more source

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