Marcus Hutchins, the researcher hailed for his work in blunting the WannaCry ransomware outbreak in May, was arrested Wednesday in Las Vegas and charged with creating and distributing the Kronos banking malware.

Merck, among the world’s largest pharmaceutical companies, said in its quarterly earnings report last week that it has still not fully recovered from the June 27 attack.

A Virtual Private Network (VPN) is a mechanism for securely connecting devices or…