Could the UK face ‘cyber attack’?

Britain’s vital infrastructure is at serious and mounting risk of suffering a concerted attack by computer hackers, according to government officials tasked with internet security.The BBC has learned that Britain, along with other western countries, has been under daily “cyber attack” from foreign intelligence agencies trying to steal secrets through the internet.But none of these compares with the unprecedented cyber attack launched earlier this summer on Estonia by computers traced to Russia.
http://news.bbc.co.uk/2/hi/technology/6290102.stm