Keith B. Alexander: “Great harm has already been done by opening this up, and the consequence I believe is our security is jeopardized.”

I believe it has, and I believe it will hurt us and our allies.

Cyber espionage has caused the 'greatest transfer of wealth in history.'

We see this as two roles: defend the Nation and protect our civil liberties and privacy.

Neither the Government nor the private sector can capably protect their systems and networks without extensive and close cooperation.