https://www.reuters.com/article/us-bitcoin-regulation-ransomware-exclusi/exclusive-government-industry-push-bitcoin-regulation-to-fight-ransomware-scourge-idUSKBN2CF2UM >Government and industry officials confronting an epidemic of ransomware, where hackers freeze the computers of a target and demand a payoff, are zeroing in on cryptocurrency regulation as the key to combating the scourge, sources familiar with the work of a public-private task force said.