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Direct-sequence spread spectrum (DSSS) has been recognized as an effective jamming resilient technique. However, the effectiveness of DSSS relies on the use of either pre-shared unique secret keys or a bank of public codes, which can be…

信息论 · 计算机科学 2018-03-21 Jay Prakash , Chenxi Liu , Jemin Lee , Tony Q. S. Quek

Wireless secret key generation (W-SKG) from shared randomness (e.g., from the wireless channel fading realizations), is a well established scheme that can be used for session key agreement. W-SKG approaches can be of particular interest in…

密码学与安全 · 计算机科学 2020-03-27 Miroslav Mitev , Arsenia Chorti , E. Veronica Belmega , Martin Reed

In Denial of Service (DoS) attack the network resources are either delayed or refused to be assigned to the requested user [1]. This may occurs due to verity of reasons, could be intentionally or unintentionally. The unintentional case is…

网络与互联网体系结构 · 计算机科学 2018-10-29 Tauseef Jamal , Zeeshan Haider , Shariq Aziz Butt , Assim Chohan

Reconfigurable Intelligent Surface (RIS) is a new paradigm that enables the reconfiguration of the wireless environment. Based on this feature, RIS can be employed to facilitate Physical-layer Key Generation (PKG). However, this technique…

信息论 · 计算机科学 2021-08-13 Lei Hu , Guyue Li , Hongyi Luo , Aiqun Hu

In standard implementations of distributed secondary control for DC MicroGrids (MGs), the exchange of local measurements among neighboring control agents is enabled via off-the-shelf wireless solutions, such as IEEE 802.11. However, Denial…

信息论 · 计算机科学 2016-12-23 Pietro Danzi , Marko Angjelichinoski , Čedomir Stefanović , Petar Popovski

Channel Reciprocity-based Key Generation (CRKG) exploits reciprocal channel randomness to establish shared secret keys between wireless terminals. This new security technique is expected to complement existing cryptographic techniques for…

Software-Defined Networking (SDN) provides flexible and programmable network management; however, its centralized control architecture remains highly vulnerable to Distributed Denial-of-Service (DDoS) attacks, particularly Carpet-Bombing…

密码学与安全 · 计算机科学 2026-05-27 Mohammed N. Swileh , Shengli Zhang , Kai Lei

The problem of quality of service (QoS) and jamming-aware communications is considered in an adversarial wireless network subject to external eavesdropping and jamming attacks. To ensure robust communication against jamming, an…

We consider in this paper the information-theoretic secure key distribution problem over main and wire-tap noise channels with a public discussion in presence of an active adversary. In contrast to the solution proposed by ourselves for a…

信息论 · 计算机科学 2010-05-19 Viktor Yakovlev , Valery Korzhik , Guillermo Morales-Luna , Mihail Bakaev

Quantum secret sharing (QSS) enables a dealer to securely distribute keys to multiple players. Device-independent (DI) QSS can resist all possible attacks from practical imperfect devices and provide QSS the highest level of security in…

Wireless communication infrastructure is a cornerstone of modern digital society, yet it remains vulnerable to the persistent threat of wireless jamming. Attackers can easily create radio interference to overshadow legitimate signals,…

密码学与安全 · 计算机科学 2024-12-18 Philipp Mackensen , Paul Staat , Stefan Roth , Aydin Sezgin , Christof Paar , Veelasha Moonsamy

We address relay-assisted key generation wherein two wireless nodes, that have no direct channel between them, seek the assistance of an intermediate relay to generate secret keys. In a celebrated version of the relay-assisted protocol, as…

信息论 · 计算机科学 2021-12-30 Rusni Kima Mangang , J. Harshan

We unveil the existence of a vulnerability in Wi-Fi, which allows an adversary to remotely launch a Denial-of-Service (DoS) attack that propagates both in time and space. This vulnerability stems from a coupling effect induced by hidden…

网络与互联网体系结构 · 计算机科学 2018-03-20 Liangxiao Xin , David Starobinski , Guevara Noubir

The Software-defined networking(SDN) paradigm centralizes control decisions to improve programmability and simplify network management. However, this centralization turns the network vulnerable to denial of service (DoS) attacks, and in the…

信号处理 · 电气工程与系统科学 2021-03-26 Gustavo A. Nunez Segura , Arsenia Chorti , Cintia Borges Margi

Given the rise in cyber threats to networked systems, coupled with the proliferation of AI techniques and enhanced processing capabilities, Denial of Service (DoS) attacks are becoming increasingly sophisticated and easily executable. They…

密码学与安全 · 计算机科学 2024-08-12 Saleh Darzi , Attila A. Yavuz

Key generation, a pillar in physical-layer security (PLS), is the process of the exchanging signals from two legitimate users (Alice and Bob) to extract a common key from the random, common channels. The drawback of extracting keys from…

信息论 · 计算机科学 2024-09-25 Hibatallah Alwazani , Anas Chaaban

Denial of Service (DoS) and Distributed Denial of Service (DDoS) attacks have emerged as a popular means of causing collection particular overhaul disruptions, often for total periods of instance. The relative ease and low costs of…

密码学与安全 · 计算机科学 2013-02-22 Saravanan Kumarasamy , Dr. R. Asokan

In this work, we address reliable communication of low-latency packets in the presence of a full-duplex adversary that is capable of executing a jamming attack while also being able to measure the power levels on various frequency bands.…

信息论 · 计算机科学 2020-06-01 Vivek Chaudhary , J. Harshan

The wireless ad hoc networks are highly vulnerable to distributed denial of service(DDoS) attacks because of its unique characteristics such as open network architecture, shared wireless medium and stringent resource constraints. These…

密码学与安全 · 计算机科学 2011-06-08 S. A. Arunmozhi , Y. Venkataramani

The aim of this work is to propose new approaches for maximizing the energy efficiency of downlink 5G mobile communication systems, in the presence of a reactive jammer. The concepts of non-orthogonal multiple access (NOMA) and distributed…

信号处理 · 电气工程与系统科学 2019-03-28 Joumana Farah , Jacques Akiki , Eric Pierre Simon
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