US military to guard domestic cyber perimeter

The US Department of Defense (DoD) stands ready to defend government agencies and private companies against cyber attacks.

US DoD: Cyber threats are "real and continuing"

US Cyber commander Gen. Keith B. Alexander has warned that America faces a "real and continuing" threat on the digital battlefield.

US military downs missile with high-energy airborne laser

The US military has successfully downed a test missile with an airborne high-energy laser.