M365CertAuth

Author(s)

• PowerShell Community

Tags

Microsoft365 Azure Certificate Authentication Exchange SharePoint Graph PowerShell

Functions

Get-CertificateForAuth Show-CertificateAuthHelp

Dependencies

This module has no dependencies.

Release Notes

Version 1.0.4
- Code cleanup and optimization
- Removed unnecessary validation checks that caused false warnings
- Streamlined module structure

Version 1.0.3
- Documentation cleanup and version update

Version 1.0.2
- Improved role assignment approach for better compatibility
- Added service principal propagation delay for better reliability
- Made Global Administrator role assignment optional with graceful failure handling
- Enhanced error handling to use warnings instead of hard failures

Version 1.0.1
- Fixed Exchange Online App-Only authentication by adding Exchange Administrator role assignment
- Enhanced role validation for existing app registrations
- Improved error handling for directory role assignments

Version 1.0.0
- Initial release
- Automated certificate creation and management
- App registration with comprehensive permissions
- Support for Exchange Online, SharePoint, Microsoft Graph, Teams, Azure, and Security & Compliance
- Enterprise-grade certificate validation and duplicate detection
- Automatic expired certificate cleanup
- Built-in help system with connection examples