The president-elect is confronting a new year with a raft of challenges, from the attack in New Orleans to ongoing massive Chinese-linked hacks of critical systems.

Plus: The FBI discovers a historic trove of homemade explosives, new details emerge in China’s hack of the US Treasury ...

The U.S. Treasury Department imposed sanctions on the Chinese cybersecurity company Integrity Tech on Friday. According to ...

The U.S. government has identified a ninth telecommunications company compromised in the widespread Chinese-linked cyberespionage campaign known as Salt Typhoon ...