And maybe other ways to enter
Thank you for submitting the idea.
This idea was implemented by Developer Community member(s). Please check the solution in the comments.
Thanks, @Yuri Marx for implementing this idea. Here is the article about a solution and the link to the application Google IRIS login.
Have you tried Open Auth? Check pm.intersystems.com and containers.intersystems.com - you can use InterSystems SSO to sign in. Similar technic can be provided for Management Portal access