Brett T. Williams
Brett T. Williams is a leading American authority on cyber security, and is a retired United States Air Force major general who served as director of operations for U.S. Cyber Command from July 2012 to June 2014. He retired from the Air Force on June 1, 2014. Wikipedia*
On the C-SPAN Networks:
Brett T. Williams has one video in the C-SPAN Video Library; the first appearance was a 2013 Speech.