 He was fined 17,500 kroons (approximately US$1,640) for attacking the website of the Estonian Reform Party.As of 13 December 2008, Russian authorities have been consistently denying Estonian law enforcement any investigative cooperation, thus effectively eliminating chances that those of the perpetrators that fall within Russian jurisdiction will be brought to trial.Critical systems whose network addresses would not be generally known were targeted, including those serving telephony and financial transaction processing.