Results 71 to 80 of about 385 (169)

Stretching Scarce Authorizing Legislation as Far as Possible: A Legislative History of the 340B Drug Pricing Program

open access: yesThe Milbank Quarterly, EarlyView.
Policy Points The original purpose of the 340B program was to exempt Public Health Service Act funded clinics and state and local public hospitals from the inflationary best‐price component of the recently enacted Medicaid drug rebate program. The secondary purpose was to reduce drug prices for these clinics and hospitals in order to preserve and ...
SAYEH NIKPAY   +2 more
wiley   +1 more source

Security Analysis of SKINNY under Related-Tweakey Settings

open access: yesIACR Transactions on Symmetric Cryptology, 2017
In CRYPTO’16, a new family of tweakable lightweight block ciphers - SKINNY was introduced. Denoting the variants of SKINNY as SKINNY-n-t, where n represents the block size and t represents the tweakey length, the design specifies t ∈ {n, 2n, 3n}. In this
Guozhen Liu, Mohona Ghosh, Ling Song
doaj   +1 more source

Affordances, dread, and online fraud: Exploring and advancing social learning theory in online contexts

open access: yesCriminology, EarlyView.
Abstract We investigate how the affordances of an online context shape the processes of social learning. Using a dataset of more than 11,000 posts from the fraud subdread on the dark web forum Dread, we examine how affordances of platform governance, connectivity, anonymity, invisibility, asynchronicity, and limited oversight influence the components ...
Fangzhou Wang, Timothy Dickinson
wiley   +1 more source

ZMAC+ – An Efficient Variable-output-length Variant of ZMAC

open access: yesIACR Transactions on Symmetric Cryptology, 2017
There is an ongoing trend in the symmetric-key cryptographic community to construct highly secure modes and message authentication codes based on tweakable block ciphers (TBCs).
Eik List, Mridul Nandi
doaj   +1 more source

Proteomic and Transcriptomic Signatures of Poor Asthma Symptom Control in the U‐BIOPRED Cohort

open access: yesAllergy, EarlyView.
No stable features were identified as associated with asthma symptom control in transcriptomics or sputum proteomics. Higher TWEAKR/TNFRSF12A and MBL/MBP‐C serum levels increased the odds of uncontrolled symptoms, while higher MK08/MAPK8 and CD5L serum levels decreased the odds, after adjustment for clinical variables.
Joana Antão   +294 more
wiley   +1 more source

DoveMAC: A TBC-based PRF with Smaller State, Full Security, and High Rate

open access: yesIACR Transactions on Symmetric Cryptology, 2019
Recent parallelizable message authentication codes (MACs) have demonstrated the benefit of tweakable block ciphers (TBCs) for authentication with high security guarantees. With ZMAC, Iwata et al.
Tony Grochow, Eik List, Mridul Nandi
doaj   +1 more source

ESTATE: A Lightweight and Low Energy Authenticated Encryption Mode

open access: yesIACR Transactions on Symmetric Cryptology, 2020
NIST has recently initiated a standardization project for efficient lightweight authenticated encryption schemes. SUNDAE, a candidate in this project, achieves optimal state size which results in low circuit overhead on top of the underlying block cipher.
Avik Chakraborti   +5 more
doaj   +1 more source

ZCZ – Achieving n-bit SPRP Security with a Minimal Number of Tweakable-Block-Cipher Calls [PDF]

open access: yes, 2018
Strong Pseudo-random Permutations (SPRPs) are important for various applications. In general, it is desirable to base an SPRP on a single-keyed primitive for minimizing the implementation costs.
Mridul Nandi, Eik List, Ritam Bhaumik
core   +1 more source

Fn14 signalling participates in pristane‐induced murine lupus through exacerbating oxidative stress

open access: yesBritish Journal of Pharmacology, EarlyView.
Background and Purpose Systemic lupus erythematosus (SLE) is an autoimmune disease characterized by oxidative stress and immune dysregulation. Fibroblast growth factor‐inducible 14 (Fn14) has been implicated in tissue injury, but its specific role in SLE pathogenesis remains unclear.
Zhu Yan   +8 more
wiley   +1 more source

A Novel Lightweight Block Cipher-Based Mutual Authentication Protocol for Constrained Environments

open access: yesIEEE Access, 2020
The communication security of constrained objects such as radio frequency identification (RFID) tags and wireless sensor network (WSN) is very challenging because it is not always possible to use the conventional on-the-shelf solutions for them, due to ...
Cuong Trinh   +7 more
doaj   +1 more source

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