Is this you? As a journalist, you can create a free Muck Rack account to customize your profile, list your contact preferences, and upload a portfolio of your best work.
Claim your profile
The threat actor known as COLDRIVER has continued to engage in credential theft activities against entities that are of strategic interests to Russia while simultaneously improving its detection evasion capabilities. The Microsoft Threat Intelligence team is tracking under the cluster as Star Blizzard (formerly SEABORGIUM). It's also called Blue Callisto, BlueCharlie (or TAG-53), Calisto (alternately spelled Callisto), and TA446.
As a journalist, you can create a free Muck Rack account to customize your profile, list your contact preferences, and upload a portfolio of your best work.