DDoS attacks have also grown in terms of the attack bandwidth volume in recent years. The Arbor report found that the largest DDoS attack in 2014 reached a peak of 400G bps. In contrast, the largest attack in 2004 was only 8G bps. Large-bandwidth attacks are also becoming more common, with Arbor Networks reporting that 159 DDoS events in 2014 exceeded 100G bps.
Organizations typically leverage firewall technology to help mitigate security risks; however, the Arbor report found that one-third of organizations had firewalls that failed due to a DDoS incident. Unfortunately, many organizations are still using firewalls and intrusion prevention systems (IPSes) to defend against DDoS attacks.
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DDoS Attack Volume on the Rise
Sean Michael Kerner is a senior editor at InternetNews.com. Follow him on Twitter @TechJournalist.