National Security and Foreign Affairs

Rep. Ted Lieu (D-Calif.) is calling on the National Security Agency (NSA) to release what it knows about a massive ransomware attack that surged across the globe this week.

Twice in the past month, National Security Agency cyberweapons stolen from its arsenal have been turned against two very different partners of the United States — Britain and

Today Democratic Congressman Ted Lieu of California wrote to the NSA in an appeal for the agency to do anything in its power to stop the spread of the global ransomware (or potentially just disguised as ransomware) attack that began yester

A computer virus wreaked havoc on firms around the globe on Wednesday as it spread to more than 60 countries, disrupting ports from Mumbai to Los Angeles and halting work at a chocolate factory in Australia.

Risk-modeling firm Cyence said economic losses from this week's attack and one last month from a virus dubbed WannaCry would likely total $8 billion. That estimate highlights the steep tolls businesses around the globe face from growth in cyber attacks that knock critical computer networks offline.

Leaked NSA exploits have now been the basis for two massive cyberattacks. The first -- Wannacry -- caught hospitals and other critical infrastructure across several nations in the crossfire, using a tool built on the NSA's ETERNALBLUE exploit backbone. The second seems to be targeting Ukraine, causing the same sort of havoc but with a couple of particularly nasty twists.