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相关论文: Mitigation of Random Query String DoS via Gossip

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The distributed denial of service (DDoS) attack is detrimental to businesses and individuals as people are heavily relying on the Internet. Due to remarkable profits, crackers favor DDoS as cybersecurity weapons to attack a victim. Even…

密码学与安全 · 计算机科学 2021-07-06 Jianhua Li , Ximeng Liu , Jiong JIn , Shui Yu

In cloud computing, network Denial of Service (DoS) attacks are well studied and defenses have been implemented, but severe DoS attacks on a victim's working memory by a single hostile VM are not well understood. Memory DoS attacks are…

分布式、并行与集群计算 · 计算机科学 2017-10-05 Tianwei Zhang , Yinqian Zhang , Ruby B. Lee

For the traditional denial-of-service attack detection methods have complex algorithms and high computational overhead, which are difficult to meet the demand of online detection; and the experimental environment is mostly a simulation…

密码学与安全 · 计算机科学 2022-06-02 Yu Fu , Xueyuan Duan , Kun Wang , Bin Li

A covert attack method often used by APT organizations is the DNS tunnel, which is used to pass information by constructing C2 networks. And they often use the method of frequently changing domain names and server IP addresses to evade…

网络与互联网体系结构 · 计算机科学 2022-07-15 Xin Ma , Shize Guo , Zhisong Pan , Bin Liu , Kaolin Jiang , Ming Chen , Shijiao Tang

Cloud providers' support for network evasion techniques that misrepresent the server's domain name is more prevalent than previously believed, which has serious implications for security and privacy due to the reliance on domain names in…

密码学与安全 · 计算机科学 2023-07-18 Blake Anderson , David McGrew

The Domain Name System (DNS) is part of critical internet infrastructure, as DNS is invoked whenever a remote server is accessed (an URL is visited, an API request is made, etc.) by any application. DNS queries are served in hierarchical…

网络与互联网体系结构 · 计算机科学 2023-08-17 Jacob Ginesin , Jelena Mirkovic

Disruption from service caused by DDoS attacks is an immense threat to Internet today. These attacks can disrupt the availability of Internet services completely, by eating either computational or communication resources through sheer…

密码学与安全 · 计算机科学 2012-03-13 B. B. Gupta , Manoj Misra , R. C. Joshi

Gossip protocols are widely used to disseminate information in massive peer-to-peer networks. These protocols are often claimed to guarantee privacy because of the uncertainty they introduce on the node that started the dissemination. But…

分布式、并行与集群计算 · 计算机科学 2020-08-05 Aurélien Bellet , Rachid Guerraoui , Hadrien Hendrikx

In this work we present a randomized gossip algorithm for solving the average consensus problem while at the same time protecting the information about the initial private values stored at the nodes. We give iteration complexity bounds for…

最优化与控制 · 数学 2024-12-20 Filip Hanzely , Jakub Konečný , Nicolas Loizou , Peter Richtárik , Dmitry Grishchenko

Regular Expression Denial of Service (ReDoS) is a vulnerability class that has become prominent in recent years. Attackers can weaponize such weaknesses as part of asymmetric cyberattacks that exploit the slow worst-case matching time of…

密码学与安全 · 计算机科学 2025-08-27 Masudul Hasan Masud Bhuiyan , Berk Çakar , Ethan H. Burmane , James C. Davis , Cristian-Alexandru Staicu

The traditional design principle for Internet protocols indicates: "Be strict when sending and tolerant when receiving" [RFC1958], and DNS is no exception to this. The transparency of DNS in handling the DNS records, also standardised…

密码学与安全 · 计算机科学 2022-05-12 Philipp Jeitner , Haya Shulman

DNS dynamic updates represent an inherently vulnerable mechanism deliberately granting the potential for any host to dynamically modify DNS zone files. Consequently, this feature exposes domains to various security risks such as domain…

密码学与安全 · 计算机科学 2024-06-06 Yevheniya Nosyk , Maciej Korczyński , Carlos H. Gañán , Michał Król , Qasim Lone , Andrzej Duda

Enterprise Networks are growing in scale and complexity, with heterogeneous connected assets needing to be secured in different ways. Nevertheless, virtually all connected assets use the Domain Name System (DNS) for address resolution, and…

密码学与安全 · 计算机科学 2022-05-19 Jawad Ahmed

The domain name system (DNS) that maps alphabetic names to numeric Internet Protocol (IP) addresses plays a foundational role for Internet communications. By default, DNS queries and responses are exchanged in unencrypted plaintext, and…

密码学与安全 · 计算机科学 2024-07-08 Minzhao Lyu , Hassan Habibi Gharakheili , Vijay Sivaraman

We study randomized gossip-based processes in dynamic networks that are motivated by discovery processes in large-scale distributed networks like peer-to-peer or social networks. A well-studied problem in peer-to-peer networks is the…

分布式、并行与集群计算 · 计算机科学 2012-02-10 Bernhard Haeupler , Gopal Pandurangan , David Peleg , Rajmohan Rajaraman , Zhifeng Sun

The significance of the DDoS problem and the increased occurrence, sophistication and strength of attacks has led to the dawn of numerous prevention mechanisms. Each proposed prevention mechanism has some unique advantages and disadvantages…

密码学与安全 · 计算机科学 2012-08-20 B. B. Gupta , R. C. Joshi , Manoj Misra

Distributed Denial of Service (DDoS) attacks are getting increasingly harmful to the Internet, showing no signs of slowing down. Developing an accurate detection mechanism to thwart DDoS attacks is still a big challenge due to the rich…

密码学与安全 · 计算机科学 2024-05-14 Raja Giryes , Lior Shafir , Avishai Wool

Denial of Service (DoS) attacks are a growing threat in network services. The frequency and intensity of DoS attacks are rapidly increasing day by day. The immense financial potential of the Cryptocurrency market is a prevalent target of…

密码学与安全 · 计算机科学 2022-05-27 Mayank Raikwar , Danilo Gligoroski

This paper addresses a resilient exponential distributed convex optimization problem for a heterogeneous linear multi-agent system under Denial-of-Service (DoS) attacks over random digraphs. The random digraphs are caused by unreliable…

最优化与控制 · 数学 2021-05-07 Zhi Feng , Guoqiang Hu

Content Delivery Networks (CDNs) are designed to enhance network performance and protect against web attack traffic for their hosting websites. And the HTTP compression request mechanism primarily aims to reduce unnecessary network…

密码学与安全 · 计算机科学 2024-09-04 Ziyu Lin , Zhiwei Lin , Ximeng Liu , Zuobing Ying , Cheng Chen