Results 91 to 100 of about 4,836 (297)

Cryptanalysis of Selected Block Ciphers [PDF]

open access: yes, 2016
The focus of this dissertation is to present cryptanalytic results on selected block ciphers. Block ciphers are the mathematical structure that will take a plaintext message and convert it into a ciphertext one block at a time using a secret key.
Alkhzaimi, Hoda A.
core  

Electron transfer between complexes III and IV in S. cerevisiae mitochondrial membranes

open access: yesFEBS Letters, EarlyView.
Mitochondrial oxidative phosphorylation in S. cerevisiae mitoplasts is limited by complex IV catalytic capacity, rather than two‐dimensional cytochrome c diffusion. At physiological cytochrome c : supercomplex ratios at salinity equivalent to that of 20 mm monovalent salt, activity is maximized, indicating that this low ionic strength accurately mimics
Ana Paula Lobez   +2 more
wiley   +1 more source

On the resistance of new lightweight block ciphers against differential cryptanalysis. [PDF]

open access: yesHeliyon, 2023
Chan YY   +5 more
europepmc   +1 more source

ABSTRACT Elastic Block Ciphers

open access: yes, 2006
Standard block ciphers are designed around one or a small number of block sizes. From both a practical and a theoretical perspective, the question of how to efficiently support a range of block sizes is of interest.
Debra Lee Cook
core  

Mathematical aspects of selected block ciphers [PDF]

open access: yes, 2015
Block ciphers play a key role in many cryptographic protocols that provide communications security in modern society. The security of such cryptographic protocols is depending basically on the underlying block ciphers that are being used.
Alqarni, Yazeed Saeed
core  

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

PARK(ing) time–How park deficiency affects the biological clock in a Drosophila model of Parkinson's disease

open access: yesFEBS Letters, EarlyView.
Drosophila park mutants serve as a model for Parkinson's disease. We used this strain to investigate the connection between oxidative stress and the circadian clock mechanism. We showed that increased oxidative stress affects the physiology of pacemaker cells, disrupting their daily structural plasticity. Lack of rhythmic signaling from pacemaker cells
Kamila Zientara   +3 more
wiley   +1 more source

Three phosphatase families form a community: The phosphohydrolases that act upon inositol pyrophosphates

open access: yesFEBS Letters, EarlyView.
Inositol pyrophosphates are energy‐rich signaling molecules that perform critical functions in cells. Three different families of phosphatases hydrolyze the β phosphate of the inositol pyrophosphate molecules: two have narrow specificities and one is promiscuous.
Ronda J. Rolfes
wiley   +1 more source

HCTR+: An Optimally Secure TBC-Based Accordion Mode

open access: yesIACR Transactions on Symmetric Cryptology
The design of tweakable wide-block ciphers has advanced significantly over the past two decades. This evolution began with the wide-block cipher by Naor and Reingold.
Nilanjan Datta   +4 more
doaj   +1 more source

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