Results 1 to 10 of about 89,051 (286)

Unraveling synonymous and deep intronic variants causing aberrant splicing in two genetically undiagnosed epilepsy families

BMC Medical Genomics, 2021
Background Variants identified through parent–child trio-WES yield up to 28–55% positive diagnostic rate across a variety of Mendelian disorders, there remain numerous patients who do not receive a genetic diagnosis.
Qiang Li, Yiting Wang, Yijun Pan, Jia Wang, Weishi Yu, Xiaodong Wang   +5 more
doaj   +1 more source

Exon skipping caused by a complex structural variation in SH2D1A resulted in X‐linked lymphoproliferative syndrome type 1

Molecular Genetics & Genomic Medicine, 2022
Background X‐linked lymphoproliferative syndrome type 1 (XLP1) is a rare primary immunodeficiency disorder characterized by severe immune dysregulation often after viral infection. It is caused by hemizygous mutations in the X‐linked SH2D1A gene.
Liwen Wu, Feng Yang, Jia Wang, Fan Yang, Mengmeng Liang, Haiyan Yang   +5 more
doaj   +1 more source

A Novel Grayscale Image Encryption Scheme Based on the Block-Level Swapping of Pixels and the Chaotic System

Sensors, 2022
Hundreds of image encryption schemes have been conducted (as the literature review indicates). The majority of these schemes use pixels as building blocks for confusion and diffusion operations.
Muhammad Hanif, Nadeem Iqbal, Fida Ur Rahman, Muhammad Adnan Khan, Taher M. Ghazal, Sagheer Abbas, Munir Ahmad, Hussam Al Hamadi, Chan Yeob Yeun   +8 more
doaj   +1 more source

A New Random Keys Generator Depend on Multi Techniques [PDF]

Engineering and Technology Journal, 2015
A stream cipher is a symmetric cipher which operates with a time-varying transformation onIndividual plaintext digits. By contrast, block ciphers operate with a fixed transformation on large blocks of plaintext digits.
Alaa kadhim, Hussein Abed
doaj   +1 more source

New Technique using Fibonacci Matrices with Play-Fair System in Cryptography

Tikrit Journal of Pure Science, 2022
In this paper we introduce a new Technique, this technique depends on the Fibonacci sequence and Fibonacci Matrices with a Play- Fair which is one of the cryptography systems.
Awni M.Gaftan, Akram S.Mohammed, Salah F.Tarfa   +2 more
doaj   +1 more source

Evolusi Cipher Vigenere dalam Peningkatan Pengamanan Informasi

Jurnal informatika UPGRIS, 2021
Pertukaran informasi melalui ruang publik masih menyisakan kerentanan keamanan, sehingga perlu mekanisme pengamanan melalui proses kriptografi. Salah satu model kriptografi yang dapat bertahan hingga lebih dari 300 tahun adalah Vigenere Cipher, sebelum ...
Eka Ardhianto, Widiyanto Tri Handoko, Edy Supriyanto, Hari Murti   +3 more
doaj   +1 more source

Two-Layer Security Algorithms to Prevent Attacks on Data in Cyberspace

Applied Sciences, 2022
The ratio at which the number of users is increasing in cloud computing, the same as the number of data destruction, has doubled. Various algorithms have been designed to secure cloud servers to prevent an attacker from attacking, but they cannot protect
Muhammad Nadeem, Ali Arshad, Saman Riaz, Syeda Wajiha Zahra, Ashit Kumar Dutta, Abdulrahman Alruban, Badr Almutairi, Sultan Almotairi   +7 more
doaj   +1 more source

Stratified Sampling to Define Levels of Petrographic Variation in Coal Beds: Examples from Indonesia and New Zealand

Indonesian Journal on Geoscience, 2016
DOI: 10.17014/ijog.3.1.29-51Stratified sampling of coal seams for petrographic analysis using block samples is a viable alternative to standard methods of channel sampling and particulate pellet mounts.
Tim A. Moore
doaj   +1 more source

Нотный текст загадочных канонов: код или шифр?

Вестник музыкальной науки, 2014
Предметом изучения в статье выступает феномен музыкального кода, который рассматривается на материале произведений, относящихся к особому жанру старинной музыки -загадочным канонам. Автор рассматривает код как необходимое условие музыкальной коммуникации,
Юферова, Ольга Александровна
doaj   +1 more source

Proposal to Complex DES Security Using Diffie Hellman Injection [PDF]

Engineering and Technology Journal, 2011
Data Encryption Standard (DES) is based on a round of starters, from the results of the use of multi-stage permutation and replacement to the more complex algorithm which adopts the symmetric key.
Shatha habeeb Jafar
doaj   +1 more source