DNS and NTP servers are not the only publicly accessible resources that can be misused to amplify DDoS attacks. Sucuri CTO Daniel Cid revealed details of a recent incident in which they received a …
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Over 162,000 WordPress sites exploited in DDoS attack
British spy agency GCHQ has used Denial of Service attacks against Anonymous, in order to disrupt their communications, their activities, and to lead members of the loosely tied collective away from p…
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GCHQ DoSed Anonymous' IRC server
A blended DDoS botnet consisting of both Windows and Linux machines has been detected by researchers working with the Polish CERT. The botnet is exclusively dedicated to mounting DDoS attacks, main…
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DDoS botnet spreading on Linux and Windows machines
IBM announced a new cloud solution that combines software analytics and cloud security services to fend off web-based DDoS attacks for organizations doing business on the web and in the cloud. The new…
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IBM unveils new cloud solution
DDoS perpetrators changed tactics in Q3 2013 to boost attack sizes and hide their identities, according to Prolexic. “This quarter, the major concern is that reflection attacks are accelerating d…
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Attackers use smaller botnets to launch high-bandwidth attacks
In a race against time and ZeroAccess developers and botmasters, Symantec researchers managed to sinkhole a large chunk of the infamous P2P-based botnet before its herders managed to update the bots a…
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Researchers sinkhole half a million ZeroAccess bots
When Project Tor director Roger Dingledine recently drew the public's attention to the unusual and considerable rise in the number of Tor users, he invited people to speculate and share plausible expl…
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Massive spike of Tor users caused by Mevade botnet
Denial of Service (DoS) attacks continue to be on the rise, which is no surprise given our ever-growing dependency on Web-based services, coupled with the fact that these attacks are relatively cheap …
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Understanding and defending against Denial of Service attacks
With regard to the OpUSA hacktivist campaign, Solutionary discovered that attackers responsible for previous DDoS attacks on the financial sector leveraged a variety of techniques to execute the campa…
The mystery of the LinkedIn outage has been revealed: Network Solutions, its DNS provider, has been battered by a DDoS attack and while defending itself, misconfigured the DNS records of some of its c…
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LinkedIn outage was due to DNS records misconfiguration