More than 30 countries are developing offensive cyber attack capabilities, according to US intelligence chiefs.
They warn that cyber attacks against critical infrastructure and information networks will give attackers a means of bypassing traditional defence measures.
The warning came in a joint statement by US director of National Security James Clapper, undersecretary of defense for intelligence Marcel Lettre, and NSA and US Cyber Command director Admiral Mike Rogers, at a hearing on foreign cyber threats by the Senate Armed Services Committee.
http://www.zdnet.com/article/us-intelligence-30-countries-building-cyber-attack-capabilities/