Tools for hacking and administering Azure AD & Microsoft 365


GUID to ImmutableID

Enter the GUID below and hit the button to convert it to ImmutableID

Base 64

ImmutableID to GUID

Enter the ImmutableID below and hit the button to convert it to GUID



AADInternals Identity Federation Backdoor for GoldenSAML attacks

Dr Nestori Syynimaa (@DrAzureAD) avatar
About Dr Nestori Syynimaa (@DrAzureAD)
Dr Syynimaa works as Principal Identity Security Researcher at Microsoft Security Research.
Before his security researcher career, Dr Syynimaa worked as a CIO, consultant, trainer, and university lecturer for over 20 years. He is a regular speaker in scientific and professional conferences related to Microsoft 365 and Entra ID (Azure AD) security.

Before joining Microsoft, Dr Syynimaa was Microsoft MVP in security category and Microsoft Most Valuable Security Researcher (MVR).