Since 01.10.2022, Basic authentication for services in the Microsoft 365 environment has been switched off. This means that a connection between Dynamics 365 Business Central and the EASY Invoice instance must be set up using the OAuth2 procedure. The following describes how to set up EASY Invoice with the EASY Invoice Connector for Dynamics 365 Business Central. For general information on OAuth2, please look here: https://learn.microsoft.com/en-US/azure/active-directory/fundamentals/auth-oauth2

• Azure AD App Registration

• Removing of old Webdienst-Zugriffsschlüssel

• Authorize Azure AD App via Admin Center

• Add Azure Active Directory-Application

• Access Test

• OAuth 2.0 Konfiguration in den DataTools