Gen. Haugh is one of the most high-profile national security officials to be removed by President Trump in the early months of his second term.

So-called hunt forward operations by U.S. Cyber Command have uncovered Chinese malware implanted in Latin American nations, according to retired Lt. Gen. Dan "Razin" Caine.

Katie Sutton was tapped to serve as the assistant secretary of defense for cyber policy.

John Phelan is set to take the helm as secretary of the Navy after lawmakers confirmed him Monday.

Katie Arrington said her role is to help alleviate policies that are hindering DOD personnel from countering adversaries.

"One of my number one goals for this year is to get to skills-based hiring," said a senior official.

In a highly dynamic strategic environment, experts are calling for more concepts to thwart adversary activity below the threshold of armed conflict.

The Cybercom commander also wants to incentivize cyber "mastery" by awarding bonuses to the most highly skilled personnel.

Arrington comes back to the Pentagon where she was the chief information security officer for the department's acquisition and sustainment organization during the first Trump administration.

Members heard from top DOD officials on the plan to mature U.S. Cyber Command.