The Conti ransomware gang has already been linked to several major attacks this year.

The warning comes after a similar advisory from the FBI and the Department of Homeland Security.

The FBI bulletin confirms what many cybercrime researchers may have already feared: Sextortion scams are prevalent, and profitable.

Some apparent victims have a reported revenue of over a million dollars.

It's a common, and often effective, tactic.

As law enforcement agencies get better at tracing cryptocurrency, such laundering services have grown in importance.