DDoS

Blog post

Coordinated Attacks Against the U.S. Government and Banking Infrastructure

Prologue On April 10, 2013, a collective of politically motivated hacktivists announced a round of planned attacks called #OPUSA. These attacks, slated to begin May 7, 2013, are to be launched against U.S.-based targets. #OPUSA is a follow-up to #OPISRAEL, which were a series of attacks carried out on April 7 against Israeli-based targets. Our goal here is to […]

May 1, 2013 8 min read
Blog post

Chronology of a DDoS: SpamHaus

Around 12:00 GMT March 16, 2013, a distributed denial of service (DDoS) attack took offline both the spamhaus.org website and a portion of its e-mail services. SpamHaus was able to restore connectivity by March 18; however, SpamHaus is still weathering a massive, ongoing DDoS attack. The DDoS attacks have also had less severe but measurable consequences for […]

March 28, 2013 3 min read
Blog post

Thoughts on DarkSeoul: Data Sharing and Targeted Attackers

The attacks against South Korean media and banking organizations last week severely disrupted a handful of organizations with a coordinated distribution of “wiper” malware designed to destroy data on hard drives and render them unbootable. At 14:00 KST on March 20, 2013, the wiper was triggered across three media organizations and four banks, setting off […]

March 27, 2013 4 min read
Blog post

Reflections from a road trip: The evolving risk of DDoS attacks

The author, Russ Smoak (Director of Cisco Security Intelligence Operations), discusses some of the feedback received from customers recently with regard to the Distributed Denial of Service (DDoS) activities that have occurred over the last few months. One of the main themes from this post is that it is time to start considering the threat of DDoS as a business continuity risk and not necessarily just a security concern.