Various authentication issues including:
- Outlook wont authenticate on Office 365
- Activation window blank when trying to activate Office 365
- Outlook wont authenticate on Office 365 with SSO
ADAL is the new authentication method for azure cloud solutions. It over-rides the standard kerberos, basic and NTLM protocols – There seems to be an issue with this displaying (usually windows 10).
ADAL can be disabled by registry key:
To disable modern authentication on a device, set the following registry keys:
Run > Regedit >