Primary Refresh Token Exploitation - Attacking Entra Authenticated Services, Bypassing Passwords and MFA
This article demonstrates how a compromised Microsoft Entra ID‑joined device lets the attacker sign into any Entra authenticated service from anywhere on the Internet, bypassing passwords and MFA. We’ll discuss Primary Refresh Tokens and how to exploit this without dropping tools on the endpoint. This attack is also referred to as a pass-the-PRT attack.

