Results 31 to 40 of about 93,599 (182)

New Constructions of MACs from (Tweakable) Block Ciphers

open access: yesIACR Transactions on Symmetric Cryptology, 2017
We propose new constructions of Message Authentication Codes (MACs) from tweakable or conventional block ciphers. Our new schemes are either stateless and deterministic, nonce-based, or randomized, and provably secure either in the standard model for ...
Benoît Cogliati   +2 more
doaj   +1 more source

The DRACO Stream Cipher

open access: yesIACR Transactions on Symmetric Cryptology, 2022
Stream ciphers are vulnerable to generic time-memory-data tradeoff attacks. These attacks reduce the security level to half of the cipher’s internal state size.
Matthias Hamann   +3 more
doaj   +1 more source

Double-block Hash-then-Sum: A Paradigm for Constructing BBB Secure PRF

open access: yesIACR Transactions on Symmetric Cryptology, 2018
SUM-ECBC (Yasuda, CT-RSA 2010) is the first beyond birthday bound (BBB) secure block cipher based deterministic MAC. After this work, some more BBB secure deterministic MACs have been proposed, namely PMAC_Plus (Yasuda, CRYPTO 2011), 3kf9 (Zhang et al ...
Nilanjan Datta   +3 more
doaj   +1 more source

Bridging Gaps in STEMM Education: The Role of Culturally Responsive Pedagogy and Mentorship in Preparing Future Teachers

open access: yesFuture in Educational Research, EarlyView.
ABSTRACT A Summer Research Program (SRP) at a large public university in the southern United States prepares undergraduate STEM majors to engage with high school students from underrepresented backgrounds. Grounded in culturally responsive pedagogy (CRP) and layered mentorship, SRP fosters inclusive teaching practices and professional growth among ...
Mariam A. Manuel   +4 more
wiley   +1 more source

Growing Together, Thinking Apart: Shared Meaning, Dialectical Thinking, and Family Well‐Being Across Generations

open access: yesJournal of Adolescence, EarlyView.
ABSTRACT Background Adolescence is a period when families must balance emotional connection with growing autonomy. How family functioning supports well‐being during this transition remains unclear, particularly in cultural contexts that value harmony amid difference.
Tiange Sui, Jerf W. K. Yeung
wiley   +1 more source

Cymric: Short-tailed but Mighty

open access: yesTransactions on Cryptographic Hardware and Embedded Systems
Authenticated encryption (AE) is a fundamental tool in today’s secure communication. Numerous designs have been proposed, including well-known standards such as GCM.
Alexandre Adomnicăi   +4 more
doaj   +1 more source

Beyond Birthday Bound Secure Fresh Rekeying: Application to Authenticated Encryption

open access: yes, 2020
Fresh rekeying is a well-established method to protect a primitive or mode against side-channel attacks: an easy to protect but cryptographically not so involved function generates a subkey from the master key, and this subkey is then used for the block encryption of a single or a few messages. It is an efficient way to achieve side-channel protection,
openaire   +2 more sources

The prevalence of envelope wages in the Baltic Sea region [PDF]

open access: yes, 2009
Purpose - The purpose of this paper is to evaluate in the Baltic Sea region the prevalence of an illegitimate wage arrangement whereby formal employers pay their formal employees both an official declared wage as well as a supplementary undeclared ...
Williams, C.C.
core   +1 more source

Where Have I Seen You Before? Networks, Trust and Reciprocity as a Source of Collaboration in the Public Service

open access: yesPublic Administration and Development, EarlyView.
ABSTRACT Although some studies focus on how bureaucrats' interactions with one another affect performance, they rarely focus on why these public servants collaborate. Bureaucrats' collaboration matters because it can significantly contribute to achieving policy goals.
Nathalie Mendez
wiley   +1 more source

Saplings of significance: Nurturing cultural value of new tree plantings through participatory opportunities

open access: yesPeople and Nature, EarlyView.
Abstract Tree‐planting initiatives are a crucial part of international sustainability and climate action efforts. Yet, many of these initiatives fail to achieve their long‐term sustainability and climate goals. The role of community value is an often‐overlooked factor in promoting the success of new tree plantings.
Claire L. Narraway   +8 more
wiley   +1 more source

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