Results 41 to 50 of about 381,984 (195)

Strike: Stream Cipher Based on Stochastic Lightning Strike Behaviour

open access: yesApplied Sciences, 2023
There is an increasing need for secure and fast encryption algorithms to support applications and communication protocols, and business models. In this paper, we present an alternative stream cipher (Strike) inspired by the stochastic behaviour of ...
Khaled Suwais, Sally Almanasra
doaj   +1 more source

Turing: A Fast Stream Cipher [PDF]

open access: yes, 2003
This paper proposes the Turing stream cipher. Turing offers up to 256-bit key strength, and is designed for extremely efficient software implementation.It combines an LFSR generator based on that of SOBER [21] with a keyed mixing function reminiscent of a block cipher round. Aspects of the block mixer round have been derived from Rijndael [6], Twofish [
Gregory G. Rose, Philip Hawkes
openaire   +3 more sources

Secure stream cipher initialisation processes [PDF]

open access: yes, 2014
Stream ciphers are symmetric key cryptosystems that are used commonly to provide confidentiality for a wide range of applications; such as mobile phone, pay TV and Internet data transmissions.
Alhamdan, Ali Abdulaziz
core  

State convergence and keyspace reduction of the mixer stream cipher [PDF]

open access: yes, 2012
This paper presents an analysis of the stream cipher Mixer, a bit-based cipher with structural components similar to the well-known Grain cipher and the LILI family of keystream generators.
Wong, Kenneth Koon-Ho   +7 more
core   +2 more sources

State cycles, initialization and the Trivium stream\ud cipher

open access: yes, 2012
Trivium is a keystream generator for a binary additive synchronous stream cipher. It was selected in the final portfolio for the Profile 2 category of the eSTREAM project. The keystream generator is constructed using bit- based shift registers.
Simpson, Leonie, Boztas, Serdar
core   +1 more source

PudgyTurtle Mode Resists Bit-Flipping Attacks

open access: yesCryptography, 2023
Cryptosystems employing a synchronous binary-additive stream cipher are susceptible to a generic attack called ’bit-flipping’, in which the ciphertext is modified to decrypt into a fraudulent message.
David A. August, Anne C. Smith
doaj   +1 more source

Towards Low Energy Stream Ciphers

open access: yesIACR Transactions on Symmetric Cryptology, 2018
Energy optimization is an important design aspect of lightweight cryptography. Since low energy ciphers drain less battery, they are invaluable components of devices that operate on a tight energy budget such as handheld devices or RFID tags.
Subhadeep Banik   +7 more
doaj   +1 more source

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

open access: yesEngineering 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

Correlation power analysis attack on software implementation of TRIVIUM stream cipher

open access: yes, 2022
Power analysis attacks are a category of attacks against cryptographic implementations. In this case, the power consumption of a cryptosystem is analysed to extract its secret values such as secret keys and key streams.
De Silva, R   +4 more
core   +1 more source

Analysis of stream cipher based authenticated encryption schemes [PDF]

open access: yes, 2012
Authenticated Encryption (AE) is the cryptographic process of providing simultaneous confidentiality and integrity protection to messages. This approach is more efficient than applying a two-step process of providing confidentiality for a message by ...
ALMashrafi, Mufeed Juma
core  

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