Azure B2B Resource Center

Azure business-to-business (B2B) collaboration is a feature that allows Johns Hopkins staff to invite guest users to access our applications. Guest users are invited using their email address and authenticate using their own credentials.

Frequently Asked Questions

Why can’t I sign into my application?

Verify you’re using the correct B2B email account that the application owner registered for you. Also, make sure you’re trying to sign into the right application system (e.g., Remember that when you are prompted to authenticate, you will enter the address and password that you always use to login to that account.

Are there restrictions for which email I can use?

Yes, some organizations do not allow their accounts to be used as guest accounts for external systems (i.e., .mil and some .gov addresses). To work around this issue, provide a personal email address to the application owner.

How do I change my password?

Your password is managed by your email provider (your organization, Gmail, Yahoo, etc.). Please use their password reset service.

I did not receive/I lost the email invitation that Johns Hopkins sent to me.

Check your SPAM folder first. Invitations are sent from You may be able to go directly to the application URL to begin registration. If you receive an error, contact the person or department that provided the guest account and request they resend the invitation URL.

Can I log on with multiple Microsoft365 accounts on the same computer?

If you are logging into a new Microsoft365 account, you may find that your browser has saved your credentials from an existing account, and the application will attempt to log into that account automatically.

Options to switch between accounts:

  • Sign out of the account you are signed in with, and then sign in with the other account.
  • Use a different web browser.
  • Open a “private session” in your current web browser. Click the browser icons below to learn more: