Federal authorities are warning users of Gmail, Outlook, and other popular email services about dangerous ransomware linked to a group of developers who have breached hundreds of victims' data, including people in the medical,

According to a cybersecurity advisory, Medusa relies on a “double extortion model” that encrypts a victim’s data then threatens to release it publicly. In the past week, law enforcement agencies including the Federal Bureau of Investigation (FBI) and the Cybersecurity and Infrastructure Security Agency (CISA) have issued a warning about the ongoing threat of Medusa ransomware.

Faced with major ransomware attacks affecting critical industries, cybersecurity officials are asking companies and individuals to step up their safety practices.