Entra Id

If you think MFA is your safety net, Kali365 just cut it. In May 2026, the FBI issued Public Service Announcement I-052126-PSA warning organizations about a rapidly emerging Phishing-as-a-Service (PhaaS) platform called Kali365. First observed in April 2026 and distributed openly through Telegram, Kali365 doesn’t steal your password. It doesn’t even need to. It steals something more valuable: your OAuth token, and with it, persistent, credential-free access to your entire Microsoft 365 environment. ...

When most people think about phishing, they picture a fake login page harvesting credentials. Device code phishing doesn’t work that way. There’s no spoofed domain. No credential harvesting. No malware. The victim authenticates against real Microsoft infrastructure, completes their MFA challenge, and hands an attacker a fully valid Bearer token — all without knowing anything unusual happened. ...