Blog: Delivery operations at Los Angeles Times, San Diego Union-Tribune and other papers back on track after malware attack

Clifford Neuman, director, USC’s Center for Computer Systems Security, said that Ryuk appears to have surfaced this summer. Unlike some ransomware, which spreads like a virus or worm, Ryuk “tends to trick an individual into downloading or clicking on a particular link, or visiting a web site,” Neuman said.