Results 21 to 30 of about 1,019,943 (288)

New mode of operation inspired by the braid of long hair [PDF]

open access: yesRevista Română de Informatică și Automatică, 2023
In cryptography, a mode of operation is the way of processing plaintext and encrypted text blocks within a block cipher algorithm, or it is the presentation of a method of chaining blocks in a block cipher.
Hana ALI-PACHA   +2 more
doaj   +1 more source

Optimally Secure Tweakable Block Ciphers with a Large Tweak from n-bit Block Ciphers

open access: yesIACR Transactions on Symmetric Cryptology, 2023
We consider the design of a tweakable block cipher from a block cipher whose inputs and outputs are of size n bits. The main goal is to achieve 2n security with a large tweak (i.e., more than n bits). Previously, Mennink at FSE’15 and Wang et al.
Yaobin Shen, François-Xavier Standaert
doaj   +1 more source

Time-based One-Time Password Scheme for PLC [PDF]

open access: yesJisuanji gongcheng, 2021
To solve the problem that existing Time-based One-Time Password(TOTP) schemes cannot run efficiently on Programmable Logic Controller(PLC), a TOTP scheme called BC-TOTP is proposed based on block cipher.
BAO Zhiting, KE Junming, YANG Zheng, LONG Hua, HUANG Dong
doaj   +1 more source

Lightweight Block Cipher Security Evaluation Based on Machine Learning Classifiers and Active S-Boxes

open access: yesIEEE Access, 2021
Machine learning has recently started to gain the attention of cryptographic researchers, notably in block cipher cryptanalysis. Most of these machine learning-based approaches are black box attacks that are cipher-specific.
Ting Rong Lee   +4 more
doaj   +1 more source

Tweakable Block Ciphers [PDF]

open access: yesJournal of Cryptology, 2002
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Liskov, Moses   +2 more
openaire   +5 more sources

KOMBINASI CAESAR CIPHER DAN REVERSE CIPHER BERDASARKAN CIPHER BLOCK CHAINING

open access: yesMajalah Ilmiah Matematika dan Statistika, 2021
Communication in the current era of globalization is very developed. Many applications that can be used to facilitate communication. However, because of this convenience, the security of the information contained in it will be more easily hacked by ...
Maulidyah Lailatun Najah   +1 more
doaj   +1 more source

Matrix Power Function Based Block Cipher Operating in CBC Mode

open access: yesMathematics, 2022
In our previous study, we proposed a perfectly secure Shannon cipher based on the so-called matrix power function. There we also introduced a concept of single round symmetric encryption, i.e., we used the matrix power function together with some rather ...
Lina Dindiene   +3 more
doaj   +1 more source

Efficient Implementation of PRESENT and GIFT on Quantum Computers

open access: yesApplied Sciences, 2021
Grover search algorithm is the most representative quantum attack method that threatens the security of symmetric key cryptography. If the Grover search algorithm is applied to symmetric key cryptography, the security level of target symmetric key ...
Kyungbae Jang   +5 more
doaj   +1 more source

Working Mode Recognition for SM4 Algorithm Based on Transformer [PDF]

open access: yesJisuanji gongcheng, 2023
Cipher algorithm recognition is a prerequisite for cryptanalysis and supervision of cryptographic equipment. Based on the summary and analyses of existing cipher algorithm recognition schemes, this study uses the K-Nearest Neighbor(KNN) algorithm and a ...
Yaping CHI, Ziyan YUE, Yuheng LIN
doaj   +1 more source

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