Do you sometimes sign in as a B2B guest user? Maybe using Teams to access a Teams channel in another tenant? If you are interested to view your sign-ins to that other tenant, this article explains how to access and retrieve your B2B guest sign-ins. stephanwaelde.com/2019/12/26/gue…

New blog post: Azure AD Join SSO, follow the key that lets you get a Kerberos TGT from a DC on an Azure AD joined Windows 10 device stephanwaelde.com/2020/02/24/azu…

New blog post: MCAS custom session policies can be bypassed with User Agent spoofing. This blog post shows the issue and how to mitigate it. stephanwaelde.com/2020/08/04/mit…

New blog post: about signing in to Azure AD using an application's ID and secret. stephanwaelde.com/2020/12/14/sig…

Boy, this has been a long time in the making. New blog post: some words about the PRT on an Azure AD joined device and its having the MFA claim. Includes MFA imprinting. stephanwaelde.com/2021/08/02/the…