Venezuela's use of digital currencies, expected to increase after the United States ordered a wind-down of oil deals with the sanctioned country by May 31, will require greater scrutiny by regulators and law enforcement, experts said on Monday. Venezuela's state oil company PDVSA plans to increase cryptocurrency transactions for its crude and fuel exports as the U.S. reimposes oil sanctions on the country, sources told Reuters earlier this month. It is unclear if payments in digital currency Tether by PDVSA will be targeted by Washington from June 1. Venezuelan opposition politician Leopoldo Lopez and expert ... (full story)