Results 11 to 20 of about 24,651,562 (272)

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   +3 more sources

Study Security Cloud with SHA-2 Algorithm [PDF]

open access: yes, 2023
This study explores the relationship between cloud computing and security, concentrating on the use of the SHA-2 cryptographic algorithm. Due to the distributed and shared nature of cloud settings, cloud computing has transformed how information and services are accessed and provided. However, it has also created new security issues.
Vandika, Arnes Yuli, Tanjung, Tia
core   +4 more sources

Exploring the SHA-2 Design Space. [PDF]

open access: yes, 2020
While SHA-2 is a ubiquitous cryptographic hashing primitive, its role in emerging application domains, such as blockchains or trusted IoT components, has made the acceleration of SHA-2 very challenging due to new stringent classes of requirements imposed by such domains, especially implementation cost and energy efficiency. This Ph.D.
Martino, Raffaele
core   +4 more sources

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.
Jean-Philippe Aumasson   +3 more
openaire   +6 more sources

Fast Implementation of SHA-3 in GPU Environment

open access: yesIEEE Access, 2021
Recently, Graphic Processing Units (GPUs) have been widely used for general purpose applications such as machine learning applications, acceleration of cryptographic applications (especially, blockchains), etc.
Hojin Choi, Seog Chung Seo
doaj   +1 more source

Do reverse total shoulder replacements have better clinical and functional outcomes than hemiarthroplasty for patients undergoing proximal humeral tumor resection using devitalized autograft composite reconstruction: a case-control study

open access: yesJournal of Orthopaedic Surgery and Research, 2021
Objective To compare the efficacy and prognosis of reverse total shoulder arthroplasty (rTSA) with shoulder hemiarthroplasty (SHA) using devitalized autograft or allograft composite reconstruction after proximal humeral tumor resection.
Dongqing Zuo   +10 more
doaj   +1 more source

The Analysis of Minimum Distribution to Each Mustahiq and Its Relevance to Zakat al-Fitr Obligation to All Muslims

open access: yesWaraqat: Jurnal Ilmu-Ilmu Keislaman, 2022
This study aims to analyze the minimum needs of Zakat al-Fitr distributed to Mustahiq so they do not beg on Eid al-Fitr and can pay Zakat al-fitr. Being Muslims, fuqaraa and masakeen as priority recipients of Zakat al-Fitr are also obliged to pay Zakat ...
Muhammad Nurul Alim
doaj   +1 more source

Dosimetry, Toxicity and Stability Associated With a Hyaluronic Acid-Based Prostate-Rectal Spacing Device During Prostate Radiation Therapy: A Retrospective Comparative Analysis. [PDF]

open access: yesJ Med Radiat Sci
Rectal spacers composed of stabilised hyaluronic acid facilitated a favourable toxicity profile compared to no spacing during prostate radiation therapy. Acute GI toxicity (grade ≥ 1) was lower in the spacer cohort (23.5% vs. 48.0%; odds ratio = 0.33, p = 0.05) with grade ≥ 2 toxicity substantially lower (2.9% vs. 20.0%).
Najem F   +7 more
europepmc   +2 more sources

Algebraic Fault Analysis of SHA-256 Compression Function and Its Application

open access: yesInformation, 2021
Cryptographic hash functions play an essential role in various aspects of cryptography, such as message authentication codes, pseudorandom number generation, digital signatures, and so on.
Kazuki Nakamura   +2 more
doaj   +1 more source

Visualising Sha[2] in Abelian surfaces [PDF]

open access: yesMathematics of Computation, 2004
Given an elliptic curve E1 over a number field and an element s in its 2-Selmer group, we give two different ways to construct infinitely many Abelian surfaces A such that the homogeneous space representing s occurs as a fibre of A over another elliptic curve E2.
openaire   +2 more sources

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