Various authentication issues including:
- O365 profiles sets up instead of on prem mailbox
- Outlook wont authenticate on 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.
ADAL can be disabled by registry key:
To disable modern authentication on a device, set the following registry keys: