LONDON/WASHINGTON—A global ransomware outbreak has scrambled servers belonging to Florida’s Supreme Court and several universities in the United States and Central Europe, according to a Reuters analysis of ransom notes posted online to stricken servers.
Those organizations are among more than 3,800 victims of a fast-spreading digital extortion campaign that locked up thousands of servers in Europe over the weekend, according to figures tallied by Ransomwhere, a crowdsourced platform that tracks digital extortion attempts and online ransom payments and whose figures are drawn from internet scans.
Ransomware is among the internet’s most potent scourges. Although this particular extortion campaign was not sophisticated, it drew warnings from national cyber watchdogs in part because of the speed of its spread….