Finding Stale Azure AD B2B Guest Accounts based on lastSignInDateTime

Collaboration between Azure Active Directory tenants typically involves Azure AD Guest accounts. After a few years, the proliferation of ‘Guest’ accounts usually becomes a focus, especially for larger tenants. As Azure AD has matured the meta data associated with accounts, along with Microsoft Graph improvements is making it easier to define and locate stale Azure AD B2B Guest Accounts.… keep reading