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Recent work has shown that expander-based data center topologies are robust and can yield superior performance over Clos topologies. However, to achieve these benefits, previous proposals use routing and transport schemes that impede quick…

Networking and Internet Architecture · Computer Science 2018-11-02 Vipul Harsh , Sangeetha Abdu Jyothi , Inderdeep Singh , P. Brighten Godfrey

The identification of the exact path that packets are routed in the network is quite a challenge. This paper presents a novel, efficient traceback strategy in combination with a defence system against distributed denial of service (DDoS)…

Networking and Internet Architecture · Computer Science 2024-07-17 Peter Hillmann , Frank Tietze , Gabi Dreo Rodosek

In this paper, we consider a class of denial-of-service (DoS) attacks, which aims at overloading the communication channel. On top of the security issue, continuous or periodic transmission of information within feedback loop is necessary…

Systems and Control · Electrical Eng. & Systems 2022-07-19 Niladri Sekhar Tripathy , Mohammadreza Chamanbaz , Roland Bouffanais

Distributed denial of service (DDoS) attacks are a constant threat for services in the Internet. This year, the record for the largest DDoS attack ever observed was set at 1.7 Tbps. Meanwhile, detection and mitigation mechanisms are still…

Cryptography and Security · Computer Science 2018-08-17 Thomas Lukaseder , Shreya Ghosh , Frank Kargl

Distributed Denial-of-Service (DDoS) is a menace for service provider and prominent issue in network security. Defeating or defending the DDoS is a prime challenge. DDoS make a service unavailable for a certain time. This phenomenon harms…

Networking and Internet Architecture · Computer Science 2019-03-18 Ripon Patgiri , Sabuzima Nayak , Samir Kumar Borgohain

In this paper, we consider the resilient multi-dimensional consensus and distributed optimization problems of multi-agent systems (MASs) in the presence of both agent-based and denial-of-service (DoS) attacks. The considered agent-based…

Systems and Control · Electrical Eng. & Systems 2026-03-19 Hongjian Chen , Changyun Wen , Xiaolei Li

Contemporary computing employs cache hierarchy to fill the speed gap between processors and main memories. In order to optimise system performance, Last Level Caches(LLC) are shared among all the cores. Cache sharing has made them an…

Hardware Architecture · Computer Science 2022-03-24 Jaspinder Kaur , Shirshendu Das

The distributed denial-of-service (DDoS) attack stands out as a highly formidable cyber threat, representing an advanced form of the denial-of-service (DoS) attack. A DDoS attack involves multiple computers working together to overwhelm a…

Cryptography and Security · Computer Science 2025-03-10 Nizo Jaman Shohan , Gazi Tanbhir , Faria Elahi , Ahsan Ullah , Md. Nazmus Sakib

In data centers, the nature of the composite bursty traffic along with the small bandwidth-delay product and switch buffers lead to several congestion problems that are not handled well by traditional congestion control mechanisms such as…

Networking and Internet Architecture · Computer Science 2020-12-02 Ahmed M. Abdelmoniem , Brahim Bensaou

Recent data stream processing systems (DSPSs) can achieve excellent performance when processing large volumes of data under tight latency constraints. However, they sacrifice support for concurrent state access that eases the burden of…

Databases · Computer Science 2023-06-21 Shuhao Zhang , Yingjun Wu , Feng Zhang , Bingsheng He

An adversary looking to disrupt a power grid may look to target certain substations and sources of power generation to initiate a cascading failure that maximizes the number of customers without electricity. This is particularly an…

Cryptography and Security · Computer Science 2014-01-07 Paulo Shakarian , Hansheng Lei , Roy Lindelauf

We address the problem of distributed state estimation of a linear dynamical process in an attack-prone environment. Recent attempts to solve this problem impose stringent redundancy requirements on the measurement and communication…

Systems and Control · Electrical Eng. & Systems 2020-01-22 Aritra Mitra , Faiq Ghawash , Shreyas Sundaram , Waseem Abbas

Most TLS clients such as modern web browsers enforce coarse-grained TLS security configurations. They support legacy versions of the protocol that have known design weaknesses, and weak ciphersuites that provide fewer security guarantees…

Cryptography and Security · Computer Science 2018-09-18 Eman Salem Alashwali , Pawel Szalachowski

Distributed Denial-of-Service (DDoS) attacks exhaust resources, leaving a server unavailable to legitimate clients. The Domain Name System (DNS) is a frequent target of DDoS attacks. Since DNS is a critical infrastructure service,…

Cryptography and Security · Computer Science 2022-09-16 A S M Rizvi , Jelena Mirkovic , John Heidemann , Wesley Hardaker , Robert Story

In a DDoS attack (Distributed Denial of Service), an attacker gains control of many network users through a virus. Then the controlled users send many requests to a victim, leading to its resources being depleted. DDoS attacks are hard to…

Data Structures and Algorithms · Computer Science 2022-10-14 Konstanty Junosza-Szaniawski , Dariusz Nogalski , Paweł Rzążewski

In this paper, we uncover a new off-path TCP hijacking attack that can be used to terminate victim TCP connections or inject forged data into victim TCP connections by manipulating the new mixed IPID assignment method, which is widely used…

Cryptography and Security · Computer Science 2020-09-01 Xuewei Feng , Chuanpu Fu , Qi Li , Kun Sun , Ke Xu

The Transmission Control Protocol (TCP) is one of the most important protocols in today's Internet. Its specification and implementations have been refined for almost forty years. The Linux TCP stack is one of the most widely used TCP…

Networking and Internet Architecture · Computer Science 2019-05-23 Viet-Hoang Tran , Olivier Bonaventure

Large Reasoning Models (LRMs) have demonstrated promising performance in complex tasks. However, the resource-consuming reasoning processes may be exploited by attackers to maliciously occupy the resources of the servers, leading to a…

Cryptography and Security · Computer Science 2025-11-25 Zhenhao Zhu , Yue Liu , Zhiwei Xu , Yingwei Ma , Hongcheng Gao , Nuo Chen , Yanpei Guo , Wenjie Qu , Huiying Xu , Zifeng Kang , Xinzhong Zhu , Jiaheng Zhang

Distributed Denial of Service (DDoS) attacks persist as significant threats to online services and infrastructure, evolving rapidly in sophistication and eluding traditional detection mechanisms. This evolution demands a comprehensive…

Cryptography and Security · Computer Science 2025-02-28 Jincheng Wang , Le Yu , John C. S. Lui , Xiapu Luo

The TCP congestion control protocol serves as the cornerstone of reliable internet communication. However, as new applications require more specific guarantees regarding data rate and delay, network management must adapt. Thus, service…

Networking and Internet Architecture · Computer Science 2023-12-05 Dibbendu Roy , Goutam Das