White House warns companies to step up cybersecurity

The White House warned corporate executives and business leaders on Thursday to step up security measures to protect against ransomware attacks after intrusions disrupted operations at a meatpacking company and a southeastern oil pipeline.

Dollar on tenterhooks as payrolls test looms

The U.S. dollar was wavering above major support levels on Thursday, as traders awaited a batch of U.S. economic data that could set the tone at central bank meetings later this month.