Results 51 to 60 of about 6,909,811 (176)

Digital Twin‐Based Optimization of Service Availability in LEO Mega Constellations Considering Handover Delays in Open RAN

open access: yesInternational Journal of Satellite Communications and Networking, EarlyView.
ABSTRACT As non‐terrestrial networks (NTNs) become integral to future 6G systems, ensuring seamless connectivity and service continuity over low Earth orbit (LEO) satellite constellations is essential. This work investigates the impact of open radio access network (RAN) functional splits on handover performance in NTNs, focusing on minimizing service ...
Siva Satya Sri Ganesh Seeram   +3 more
wiley   +1 more source

Discrete logarithm problem on elliptic curves over finite fields [PDF]

open access: yes, 2022
The main focus of this thesis is the so-called elliptic curve discrete logarithm problem. The statement of the problem is that given a point P and a k-multiple of P on an elliptic curve defined over a finite field, can we recover k?
Tokat, Saliha
core   +1 more source

Directive Antenna Clutter Loss in Slant Paths

open access: yesInternational Journal of Satellite Communications and Networking, EarlyView.
ABSTRACT This paper investigates the development of a clutter loss model specifically for slant paths involving directive antennas. Conventionally, clutter loss is characterized by using isotropic antennas to facilitate standard link budget calculations via single antenna gain values.
Fernando Pérez Fontán   +4 more
wiley   +1 more source

Secure communication mechanism for VSN based on certificateless signcryption

open access: yesTongxin xuebao, 2021
To solve the communication security problems of vehicular social network (VSN), an efficient certificateless signcryption scheme was proposed.The proposed scheme was proven secure in the random oracle model based on the computational Diffie-Hellman ...
Wenbo ZHANG, Wenhua HUANG, Jingyu FENG
doaj   +2 more sources

Topological analysis of number theory and its applications in quantum cryptography [PDF]

open access: yesمجلة جامعة الانبار للعلوم الصرفة
This study investigates the application of algebraic topology, in particular homology theory and persistent homology. It includes the analysis of elliptic curves and their use in cryptographic systems and cybersecurity.
Noor Kadhim, Ruaa Abd, Saja AL-Khafaji
doaj   +1 more source

Can we Beat the Square Root Bound for ECDLP over 𝔽p2 via Representation?

open access: yesJournal of Mathematical Cryptology, 2020
We give a 4-list algorithm for solving the Elliptic Curve Discrete Logarithm (ECDLP) over some quadratic field 𝔽p2. Using the representation technique, we reduce ECDLP to a multivariate polynomial zero testing problem.
Delaplace Claire, May Alexander
doaj   +1 more source

Stresses in Above‐Ground Storage Tanks Subjected to Flood‐Borne Debris Impact

open access: yesSafety Science and Technology, EarlyView.
This study investigates the stresses induced in above‐ground storage tanks by flood‐borne debris, specifically steel pipes and wood poles. Findings demonstrate that debris impacts across the examined velocity range generate stresses within safe limits, not exceeding the yield stress threshold.
Sabarethinam Kameshwar   +2 more
wiley   +1 more source

An Improved GN-AK Protocol Using Double-Base Scalar Multiplication and Point Halving over Elliptic Curves

open access: yesApplied Sciences
Starting from the basic form of GN-authenticated key agreement (GN-AK), the current research proposes an improved protocol by integrating a new scalar multiplication technique based on a dual-base chain representation with bases 1/2 and 3.
Nicolae Constantinescu   +2 more
doaj   +1 more source

Elliptic curves and cryptography: the discrete logarithm problem and its applications

open access: yes, 2023
reservedLa seguente tesi si prefigge di studiare le curve ellittiche con la relativa legge di gruppo, dedicandoci al caso delle curve ellittiche definite su campi finiti.
LOVATO, SOFIA MARTINA
core  

Calibrating Bayesian inference

open access: yesBritish Journal of Mathematical and Statistical Psychology, EarlyView.
Abstract Bayesian statistics has gained popularity in psychological research due to its intuitive uncertainty quantification and convenient information‐updating rules. In many applications, however, prior distributions are introduced merely as instruments to facilitate computation, rather than as representations of genuine subjective belief ...
Yang Liu   +2 more
wiley   +1 more source

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