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Denial of Service Attacks

ALSO CALLED: Distributed Denial of Service Attacks, Teardrop Attacks, Denial of Service Prevention, DOSA, Packet Monkey, Attacks, DDoS Attacks, DNS Attacks, Smurfing, Denial-of-service Attack, D o S Attacks, DoS Attacks, and Smurf
DEFINITION: On the Internet, a distributed denial-of-service (DDoS) attack is one in which a multitude of compromised systems attack a single target, thereby causing denial of service for users of the targeted system. The flood of incoming messages to the target system essentially forces it to shut  … 
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Presentation Transcipt: Surviving Today's Distributed Denial of Service Attacks: Cost Effective Strategies
sponsored by Internap
WHITE PAPER: This webcast talks about current Distributed Denial of Service (DDoS) attacks, gives an update on botnets' capabilities, which have changed over the years and what these capabilities mean for potential targets of these attacks.
Posted: 09 Jun 2008 | Published: 01 Jun 2008
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Sapphire DNS Anycast
sponsored by BT INS
WHITE PAPER: This whitepaper details how a new solution increases efficiency in deployment of DNS services.
Posted: 09 Jun 2008 | Published: 01 Mar 2008
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Security Best Practices for Enterprise VoIP
sponsored by Sipera Systems
WHITE PAPER: This white paper details security best practices for Enterprise VoIP implementation and use.
Posted: 25 Feb 2008 | Published: 01 Sep 2007
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The Cybercrime Arms Race
sponsored by Kaspersky Lab
WHITE PAPER: Read this white paper and find out how cybercrimes have become so pervasive and how these sophisticated attacks work. Discover today's cybercrime techniques and how to recognize them.
Posted: 18 Feb 2008 | Published: 01 Feb 2008
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Network Behavior Analysis: How Well does it Really Work?
sponsored by Sourcefire
WHITE PAPER: What distinguishes one Network Behavior Analysis (NBA) product from another? How important is NBA to your network security strategy? This paper helps answer these questions and eliminates potential confusion by clearly establishing what NBA entails.
Posted: 20 Nov 2007 | Published: 01 Nov 2007
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Targeted Cyber Attacks
sponsored by GFI Software Ltd.
PRODUCT LITERATURE: Cyber attack is the name given by (usually sensationalist) articles and documents describing crimes that occur in a virtual world as opposed to tangible attacks such as war.
Posted: 25 Jun 2007 | Published: 25 Jun 2007
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Under Fire
sponsored by CIO Decisions
JOURNAL ARTICLE: Despite the same old budgets and resources, midsized companies have to contend with new and more complex security attacks. Here's how a few are rising to the challenge.
Posted: 06 Jun 2007 | Published: 01 Jun 2007
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So Long Script Kiddies
sponsored by Information Security Magazine
JOURNAL ARTICLE: As thrill seekers fade away, organizations must contend with skilled attackers wielding sophisticated, stealthy tools in their drive to steal data for financial gain.
Posted: 13 May 2007 | Published: 01 May 2007
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Klocwork Developer for Java (KDJ)
sponsored by Klocwork
TRIAL SOFTWARE: This IT Download, Klocwork Developer for Java, is a development tool that provides automated source code analysis to improve the quality and security of your code.
Posted: 26 Jan 2007 | Published: 01 Jan 2007
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SecurityMetrics Appliance Overview: Correlated Intrusion Detection and Vulnerability Assessment with Intrusion Prevention
sponsored by SecurityMetrics
PRODUCT OVERVIEW:The SecurityMetrics Appliance is an integrated hardware and software solution starting from $5,999. It provides advanced Intrusion Detection and Intrusion Prevention functionality that analyzes your network traffic and automatically stops attacks 24x7.
Posted: 09 Mar 2004 | Published: 01 Jan 2004
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DENIAL OF SERVICE ATTACKS DEFINITION (continued): …  down, thereby denying service to the system to legitimate users.

A hacker (or, if you prefer, cracker) begins a DDoS attack by exploiting a vulnerability in one computer system and making it the DDoS "master." It is from the master system that the intruder identifies and communicates with other systems that can be compromised. The intruder loads cracking tools available on the Internet on multiple -- sometimes thousands of -- compromised systems. With a single command, … 
Denial of Service Attacks definition sponsored by SearchSecurity.com, powered by WhatIs.com an online computer dictionary



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