Managing personal Outlook.com account settings, security, and privacy
Yes, the issue seems to be related to the fact that my password did not meet their new password standard. When I changed my password to one that meet their new standard, it wasn't a problem.
The new password requirement now requires the following:
- Passwords must have at least 8 characters
- Passwords must contain at least two of the following: uppercase letters, lowercase letters, numbers, and symbols
- Password can’t contain the part of your email address that comes before the @ sign (existing requirement)