Authenticating against Exchange Web Services using certificate based OAuth2 tokens

Overview This post contains step by step information on configuring your environment and authenticating against Exchange Web Services using certificate based OAuth2 tokens. The information in this blog post is only valid for connecting to Exchange Online mailboxes. Requirements In order to set up certificate based OAuth2 authentication you will require access to the Azure…

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Acquiring OAuth2 access tokens for automating Exchange Management Shell cmdlets

Overview At present, there are no configurable permissions available for new Application Registrations in Azure Active Directory allowing to acquire OAuth2 tokens for automating Exchange Management Shell cmdlets. This work is currently being investigated by engineering and we hope to be in a position to provide such functionality in the future. That said, there is…

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Troubleshooting EWS Applications using SOAPe

SOAPe is a tool that was developed primarily for testing and troubleshooting EWS, though can also support other web services.  It has a built-in EWS trace analyser that can assist in identifying issues and spotting errors. SOAPe is available from Github, and full source is published: https://github.com/David-Barrett-MS/SOAPe Analysing EWS Traces The EWS Managed API (also available…