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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. This paper shows the implementation and analysis of three main types of attack: Ping of Death, TCP SYN Flood, and...
[June 24, 2009, 16:02]
Networks hit by co-ordinated attack
News The attack involves co-ordinating a simultaneous DoS strike from an unusually large number of compromised and remotely controlled machines. The ISS alert describes the attack in uncompromising terms, calling it "more powerful than any previous DoS...
[December 8, 1999, 12:28]
DoS: The story behind the story
News Few people may understand the precise mechanics of a DoS attack, save that it enlists a number of systems to converge on a single Internet server or site at a command from a remote terminal. Nonetheless, a great deal of worry was generated by the...
[April 6, 2000, 13:54]
Live Baiting for Service-Level DoS Attackers
White Papers In a DoS attack the attacker is attempting to make a resource unavailable to its intended legitimate clients. Denial-of-Service (DoS) attacks remain a challenging problem in the Internet. This paper proposes a novel approach for detecting DoS...
[June 30, 2009, 1:19]
Firefox 1.5 DoS flaw made public
News Exploit code for the latest version of Mozilla's Firefox browser was published Wednesday, potentially putting users at risk of a denial-of-service (DoS) attack. Mozilla Foundation, which released Firefox, said it was not able to confirm the browser...
[December 9, 2005, 8:15]
Attackers take down SCO site again
Talkback SCO's report of a DoS attack is most likely bogus- as bogus as their claims of IP infringement are appearing to be. Either they're incompetent and can't tell a different DoS attack (keep in mind that most of the other attacks happen to be bandwith...
[December 11, 2003, 15:57]
DoS attacks: The plague for our times?
News Several years ago, I worked at a small Web site hosting company, where I first encountered the confusion and havoc caused by a denial-of-service (DoS) attack. These days, the number-one threat to the Internet as a whole is the targeted distributed...
[November 7, 2005, 10:35]
A Taxonomy for Denial-of-Service Attacks in Wireless Sensor Networks
White Papers One such attack is that of Denial-Of-Service (DOS), which is believed will only become more prevalent as sensor networks become more pervasive and accessible. This paper presents DOS attack taxonomy to identify the attacker, his capabilities, and...
[August 25, 2007, 1:00]
Explaining the Estonian cyberattacks
News A denial-of-service, or DoS, attack occurs when someone directs a large number of requests to a target URL so quickly that the web server can't respond and the site becomes inaccessible. We have, in the past, seen DoS attackers interested in...
[May 30, 2007, 15:34]
Symbiot launches DDoS counter-strike tool
Talkback If your company can't, then your hare-brained scheme of 'strike back at the haxors ' obviously won't work because you don't know where the DOS attack is coming from. If your company can identify the DOS attacker, then your server can ignore that...
[March 11, 2004, 6:06]
Best Practices for Preventing DoS/Denial of Service Attacks
White Papers The best practices in this paper are a sample of some of the common conclusions companies have come to following a DoS attack. Many corporate websites have suffered from illegal denial-of-service (DoS) attacks more than once.
[December 13, 2006, 8:36]
Protect Network-Based Power Grid Applications From Denial of Service Attacks
White Papers From these attacks perhaps Denial-of-Service (DoS) attack is the most detrimental one that affects the packet delivery. DoS attack causes significant disruption to the Internet, which will threaten the operation of network-based control systems.
[June 20, 2009, 1:21]
Denial of Service and Distributed Denial of Service Attack: Detection and Countermeasures
White Papers While DoS attack technology continues to evolve, the circumstances enabling attacks have not significantly changed in recent years. Denial of Service (DoS) and Distributed Denial of Service (DDoS) attacks are specific attacks that attempt to...
[June 20, 2009, 1:21]
A Denial-of-Service Resistant DHT
White Papers After t0, the adversary can attack the system with a massive DoS attack in which it can block a constant fraction of the servers of its choice. This paper considers the problem of designing scalable and robust information systems based on multiple...
[October 14, 2008, 1:01]
Denial of service attacks are legal 'grey area'
News A prosecution witness in the trial of a teenager accused of launching an email bomb attack admitted that the legality of denial-of-service (DoS) attacks caused by a flood of email is a legal grey area that IT professionals want clarified.
[November 2, 2005, 11:20]
Researchers' protocol denies DoS attacks
News Methods exist for configuring a network to filter out known denial-of-service (DoS) and distributed denial-of-service (DDoS) attack software, and for recognising some of the traffic patterns associated with a mounting DoS attack.
[October 1, 2009, 9:48]
Linux vendors release security patches
News SuSE issued updates to resolve flaws including a vulnerability that could allow malicious code to cause a local DoS attack using a specially created Acrobat document. Another vulnerability in the Linux system components used to route network...
[January 14, 2005, 7:50]
IBM denies Domino flaw
News The resulting stack overflow eats up computing resources and can be used in a DoS attack, iDefense said. The denial-of-service (DoS) flaw appears in versions 6.5.1 and 6.0.3 of the email and calendar server software, security company iDefense said...
[April 8, 2005, 9:20]
Cisco releases patches for router vulnerabilities
News The security flaws could allow attackers to send a few small packets through the routers to shut down the network in a denial-of-service (DoS) attack, said Johannes Ullrich, chief research officer for the Sans Institute, which issued a security...
[May 25, 2007, 9:43]
Denial of Service Attacks and Challenges in Broadband Wireless Networks
White Papers Amongst the various security risks, Denial of Service (DoS) attack is the most severe security threat, as DoS can compromise the availability and integrity of broadband wireless network. This paper presents DoS attack issues in broadband wireless...
[April 15, 2009, 1:22]
