By Pieter Arntz
Publication Date: 2026-05-27 11:41:00
When the Federal Bureau of Investigation (FBI) publishes a dedicated public service announcement about a new phishing kit, it’s worth paying attention to.
The agency is now warning about “Kali365,” a phishing‑as‑a‑service (PhaaS) platform that helps even low‑skilled attackers hijack Microsoft 365 accounts by stealing access tokens instead of passwords.
Although early reporting focuses on attacks against organizations, the underlying technique works just as easily against individual Microsoft 365 users who are tricked into entering a short code on a real Microsoft website. In other words, this is not just a business or IT department problem. It could affect anyone with an Outlook, OneDrive, or Microsoft 365 subscription.
For cybercriminals using the kit, it offers three clear advantages:
- It bypasses multi‑factor authentication (MFA) by stealing access tokens, so extra codes or apps no longer help once the token is compromised.
- Kali365 provides…