Arbor Security Blog

Iran DDoS Activity: Chatter, Tools and Traffic Rates

Jose Nazario, June 19, 2009 | 4 Comments

I’m here in Talinn at the CCD COE Cyber Warfar Conference listening to Martin Libicki’s perspectives on information warfare in modern warfare theories. This is an interesting week to be here with last week’s Charter97 attacks in Belarus (with someone from Charter97 speaking yesterday) and the unrest in Iran leading to a wealth of activity.

As [...]

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A Deeper Look at The Iranian Firewall

Craig Labovitz, June 18, 2009 | 49 Comments

In the previous blog post about the Iranian firewall, we explored macro level Iranian traffic engineering changes (showing that Iran cut all communication after the election and then slowly added back Internet connectivity over the course of several days). Like many other news reports and bloggers, we also speculated on Iran’s intent [...]

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Iranian Traffic Engineering

Craig Labovitz, June 17, 2009 | 30 Comments

The outcome of the Iranian elections now hangs in the balance and perhaps, also on the availability of the Internet (or at least Twitter and Facebook according to the US State Department).
Based on significant Internet engineering changes over the last week, the Iranian government seems to agree…
While other countries (e.g. Burma in [...]

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DDoS Floods in Belarus: Political Motivations

Jose Nazario, June 10, 2009 | 2 Comments

Alerted by @infopolicy on twitter, we went investigating attacks on Charter97.org, a Belarus news site. Evidently the site’s been under attack for days now and has been in the past couple of months.
As we often do when this sort of thing happens, we dig into the news. Sure enough, there’s some regional tension between Belarus [...]

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