If you have a Gmail, Hotmail or Yahoo email account, you may want to update your password.
A new report has found that Russia's criminal underworld is trading hundreds of millions of stolen usernames and passwords belonging to these accounts.
This is according to a Reuters investigation, which spoke to Alex Holden, founder and chief information security officer of Wisconsin-based Hold Security.
Holden, who last year uncovered the largest data breach to date, claims that the details of 272.3 million stolen accounts are now being traded.
Webmaster addition; Why? How useful is someone's Google account to a criminal? I think Hold Security is just grabbing some free publicity by cashing in on the present Russia-bashing fever.