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Denial of Service Attacks and the Emergence of Intrusion Prevention Systems
White Papers Since 2000, Denial of Service (DoS) and Distributed Denial of Service (DDoS) attacks have been prevalent across the internet. The purpose of this paper is to give an in depth look at what exactly denial of service attacks are, what forms they come...
[July 14, 2009, 1:19]
A Year Ago: Denial of Service attacks loom in GM food protest
News Denial of Service strikes will coincide with GM protest week British cyber-activists, angry at the advent of GM foods, have pledged to launch Denial of Service attacks on several multinational organisations involved with the controversial foodstuffs.
[March 16, 2001, 6:03]
Denial of Service Attack Techniques: Analysis, Implementation and Comparison
White Papers A Denial of Service attack (DOS) is any type of attack on a networking structure to disable a server from servicing its clients. Attacks range from sending millions of requests to a server in an attempt to slow it down, flooding a server with large...
[June 24, 2009, 16:02]
Denial of service attacks outlawed
News A UK law has been passed that makes it an offence to launch denial of service attacks, which experts had previously called "a legal grey area. In a denial of service attack, a person attempts to make a computer system unavailable to users by...
[November 10, 2006, 16:30]
Denial of Service attacks loom in GM food protest
News British cyber-activists, angry at the advent of GM foods, have pledged to launch Denial of Service attacks on several multinational organisations involved with the controversial foodstuffs. The Electrohippies promise "an email and client-side...
[March 16, 2000, 16:27]
Denial of Service Protection With Beaver
White Papers This paper presents Bea Beaver, a method and architecture to "Build dams" to protect servers from Denial of Service (DoS) attacks. Beaver allows efficient filtering of DoS traffic using lo low-cost, high-performance, readily-available packet...
[October 14, 2008, 1:01]
Denial of Service Attacks in Networks With Tiny Buffers
White Papers However, reducing buffer sizes might pose new security risks: it is much easier to fill up tiny buffers, and thus organizing Denial of Service (DoS) attacks seems easier in a network with tiny buffers.
[October 2, 2009, 1:23]
A Year Ago: Denial of Service round-up
News Denial of Service hacker hits MSNBC A hacker implicated in the distributed Denial of Service attacks on a number of high profile Internet sites last week has been involved in attacks on MSNBC's chat server, according to reports.
[February 9, 2001, 6:06]
Denial of Service attacks: Linux to the rescue?
News For example, TripWire tripped up distributed denial-of-service (DDoS) Trojan infections by finding the obnoxious programs hidden deep in the operating system. According to Ransom Love, president and CEO of Caldera Systems, secure business Linux "is...
[March 1, 2000, 9:07]
Special: Denial of Service round-up
News Denial of Service hacker hits MSNBC A hacker implicated in the distributed Denial of Service attacks on a number of high profile Internet sites last week has been involved in attacks on MSNBC's chat server, according to reports.
[February 9, 2000, 14:45]
Denial of Service Attacks and Defenses in Decentralized Trust Management
White Papers This paper studies low-bandwidth Denial-of-Service (DoS) attacks that exploit the existence of trust management systems to deplete server resources. Trust management is an approach to scalable and flexible access control in decentralized systems.
[October 14, 2008, 1:01]
CARE: Enhancing Denial-of-Service Resilience in Mobile Ad Hoc Networks
White Papers Different from existing solutions, CARE does not focus on a particular type of attack, but instead takes a fundamentally general approach - it achieves resilience against a wide range of routing disruption Denial-of-Service (DoS) attacks by...
[August 23, 2007, 1:00]
Exposing and Eliminating Vulnerabilities to Denial of Service Attacks in Secure Gossip-Based Multicast
White Papers This paper proposes a framework and methodology for quantifying the effect of Denial of Service (DoS) attacks on a distributed system. They present a systematic study of the resistance of gossip-based multicast protocols to DoS attacks.
[June 20, 2009, 1:21]
Potential Cognitive Radio Denial of Service Attacks and Remedies
White Papers This paper examines the denial of service vulnerabilities that are opened by these additional activities and explores potential remedies that can be applied. Cognitive radios sense spectrum activity and apply spectrum policies in order to make...
[June 20, 2009, 1:21]
Detection and Prevention of DNS Query PTR Record-Based Distributed Denial-of-Service Attack
White Papers The syslog messages of the topdomain DNS servers in Kumamoto University were statistically investigated when having receiving a large amount of DNS query packets like a Distributed Denial-of-Service (DDoS) attack.
[June 24, 2009, 16:02]
Identification of Repeated Denial of Service Attacks
White Papers Denial of Service attacks have become a formidable weapon of extortion, vandalism and ideological attacks, causing damages estimated in the millions of dollars to commercial, government and personal sites.
[June 24, 2009, 16:02]
Best Practices for Preventing DoS/Denial of Service Attacks
White Papers Many corporate websites have suffered from illegal denial-of-service (DoS) attacks more than once. The companies that learn how to turn these experiences to their advantage go a long way to ensuring it doesn't happen again.
[December 13, 2006, 8:36]
D-WARD: A Source-End Defense Against Flooding Denial-of-Service Attacks
White Papers Defenses against flooding distributed Denial-of-Service (DDoS) commonly respond to the attack by dropping the excess traffic, thus reducing the overload at the victim. The major challenge is the differentiation of the legitimate from the attack...
[June 24, 2009, 16:02]
Flash Crowds and Denial of Service Attacks: Characterization and Implications for CDNs and Web Sites
White Papers The paper studies two types of events that often overload Web sites to a point when their services are degraded or disrupted entirely - Flash Events (FEs) and Denial of Service attacks (DoS). The former are created by legitimate requests and the...
[June 24, 2009, 16:02]
Protecting Wireless Networks Against a Denial of Service Attack Based on Virtual Jamming
White Papers This paper has proposed a NAV validation scheme to eliminate such vulnerabilities and to successfully defend against a Denial of Service (DoS) attack based on virtual jamming. The IEEE 802.11 MAC scheme may suffer from a number of vulnerabilities...
[June 24, 2009, 16:02]
