The following table lists application admin activities that are logged when an admin adds or changes an application that's registered in Azure AD. Any application that relies on Azure AD for authentication must be registered in the directory.


Friendly name
Operation
Description
Added delegation entry
Add delegation entry
A authentication permission was created/granted to an application in Azure AD.
Added service principal
Add service principal
An application was registered in Azure AD. An application is represented by a service principal in the directory.
Added credentials to a service principal
Add service principal credentials
Credentials were added to a service principal in Azure AD. A service principle represents an application in the directory.
Removed delegation entry
Remove delegation entry
A authentication permission was removed from an application in Azure AD.
Removed a service principal from the directory
Remove service principal
An application was deleted/unregistered from Azure AD. An application is represented by a service principal in the directory.
Removed credentials from a service principal
Remove service principal credentials
Credentials were removed from a service principal in Azure AD. A service principle represents an application in the directory.
Set delegation entry
Set delegation entry
An authentication permission was updated for an application in Azure AD.