Via Steven Aftergood, testimony of director of the National Security Agency and Commander of U.S. Cyber Command: Information Technology and Cyber Operations: Modernization and Policy Issues to Support the Future Force, hearing before the House Armed Services Committee, Subcommittee on Intelligence, Emerging Threats and Capabilities, March 13, 2013 (published July 2013).

“Potential adversaries are demonstrating a rapidly increasing level of sophistication in their offensive cyber capabilities and tactics. In order for the Department of Defense to deny these adversaries an asymmetric advantage, it is essential that we continue the rapid development and resourcing of our Cyber Mission Forces.”