In the spring of 2007, a cyberattack on Estonia blocked websites and paralyzed the country's entire Internet infrastructure. At the peak of the crisis, bank cards and mobile-phone networks were temporarily frozen, setting off alarm bells in the tech-dependent country -- and in NATO as well.
The cyberattacks came at a time when Estonia was embroiled in a dispute with Russia over the removal of a Soviet-era war memorial from the center of Tallinn. Moscow denied any involvement in the attacks, but Estonian officials were convinced of Russia's involvement in the plot.
do read the restTurns out that taking down government sites in Estonia is a crime.
According to the article, a Russian official has admitted that Russia was responsible for the cyber attacks on Estonia in April/May 2007. This adds an interesting twist to the cyber warfare concept and perhaps the rumours of the alleged Russian cyber attacks against Georgia last year might not be rumours....