Results 111 to 120 of about 1,748,823 (282)

Distributed delay control strategy for leader-following cyber secure consensus in Riemann–Liouville fractional-order delayed multi-agent systems under denial-of-service attacks

open access: yesPartial Differential Equations in Applied Mathematics
Considered distributed delay control strategy for Leader-Following cyber secure consensus in Riemann–Liouville fractional-order delayed Multi-Agent system under Denial-of-Service Attacks, where the associated topology is a switching weighted digraph.
José Roberto Castilho Piqueira   +3 more
doaj   +1 more source

Notion of Algebraic Immunity and Its evaluation Related to Fast Algebraic Attacks [PDF]

open access: yes, 2006
It has been noted recently that algebraic (annihilator) immunity alone does not provide sufficient resistance against algebraic attacks.
Subhamoy Maitra   +3 more
core  

Quantum State‐Resolved Photodissociation Dynamics Study of Transition‐Metal Carbonyl and Nitrosyl

open access: yesThe Chemical Record, EarlyView.
State‐resolved scattering measurements provide experimental visualization of nuclear motions in reacting molecules. Carbonyls and nitrosyls are typical ligands in most of the transition‐metal complexes, which undergo dissociation upon visible and ultraviolet photoexcitation.
Keigo Nagamori   +2 more
wiley   +1 more source

Optimization of Low-Altitude Vertiport Network Topology Resilience

open access: yesAerospace
This study investigates the construction of a topological network for resilient low-altitude vertiports. Addressing the issue of excessive network redundancy often caused by maximizing algebraic connectivity in traditional topology optimization problems,
Hua Xie   +5 more
doaj   +1 more source

Evaluating the Resistance of Stream Ciphers with Linear Feedback Against Fast Algebraic Attacks

open access: yes, 2006
In this paper we evaluate the resistance of stream ciphers with linear feedback against fast algebraic attacks. We summarize the current knowledge about fast algebraic attacks, develop new and more efficient algorithms to evaluate the resistance against ...
An Braeken   +5 more
core   +1 more source

Quantum Circuit Reconstruction from Power Side-Channel Attacks on Quantum Computer Controllers

open access: yesTransactions on Cryptographic Hardware and Embedded Systems
The interest in quantum computing has grown rapidly in recent years, and with it grows the importance of securing quantum circuits. A novel type of threat to quantum circuits that dedicated attackers could launch are power trace attacks. To address this
Ferhat Erata   +3 more
doaj   +1 more source

An Algebraic Method to Recover Superpolies in Cube Attacks [PDF]

open access: yes, 2019
Cube attacks are an important type of key recovery attacks against NFSR-based cryptosystems. The key step in cube attacks closely related to key recovery is recovering superpolies.
Chen-Dong Ye, Tian Tian
core  

Measuring the time‐varying market efficiency in the prewar and wartime Japanese stock market, 1924–1943

open access: yesAsia‐Pacific Economic History Review, Volume 65, Issue 1, Page 131-159, March 2025.
Abstract This study examines the adaptive market hypothesis in the prewar and wartime Japanese stock market using a new market capitalization‐weighted price index. First, we find that the degree of market efficiency varies over time and with major historical events. This implies that the hypothesis is supported in this market.
Kenichi Hirayama, Akihiko Noda
wiley   +1 more source

Attack Tree Metrics are Operad Algebras

open access: yes2024 IEEE 37th Computer Security Foundations Symposium (CSF)
Attack Trees (ATs) are a widely used tool for security analysis. ATs can be employed in quantitative security analysis through metrics, which assign a security value to an AT. Many different AT metrics exist, and there exist multiple general definitions that aim to study a wide variety of AT metrics at once.
openaire   +3 more sources

Why did Putin invade Ukraine? A theory of degenerate autocracy

open access: yesAmerican Journal of Political Science, EarlyView.
Abstract Many dictatorships end up with a series of disastrous decisions such as Hitler's attack on the Soviet Union or Saddam Hussein's aggression against Kuwait. Even if a certain policy choice is not ultimately fatal for the regime, such as Mao's Big Leap Forward or the Pol Pot's collectivization drive, they typically involve both a miscalculation ...
Georgy Egorov, Konstantin Sonin
wiley   +1 more source

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