The letter to Senate Homeland Security and Governmental Affairs Committee leaders comes shortly before they consider his nomination.

Seven sources tell CyberScoop that a lack of coordination and miscommunication between federal agencies and the telecommunications industry left critical networks exposed to the Chinese hacking group.

Multiple firms are tracking the zero-day attacks on Europe’s top software firm.

Now is the time to tear down the administrative barriers that have rendered U.S. cyber response disjointed and slow for too long, argue two longtime cyber leaders.