AutoDiscover is slow with the EWS Managed API

Yes, it can take a while. However, you may be able to speed things up. The best practice is to store the EWS web service URL set on the service object and use it next time instead of doing AutoDiscover again. SCP AutoDiscover should be avoided unless you need to use it. Also keep in…

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About: Office 365 REST APIs for Exchange

API Type:  Mailbox Assessor API Interface: REST, JSON, OAuth v2 over HTTP Business Logic: Works with content in mailboxes such as Mail, Calendar, Contacts Development Languages: Anything which can send a post. So, you can write code for iOS, Droid, Windows forms, ASP.NET, JavaScript, PowerShell…  Property Access: Yes Product Versions: Exchange Online (Wave 15+)  Summary:…

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Best Practices – EWS Authentication and Access Issues

Authentication and access to a mailbox is an often misunderstood area.  I’m going to cover Authentication and type of access (impersonation vs delegate access vs direct access) and common problems developers run into in this article. Authentication vs Authorization. Lets start from the beginning with some basic information on authentication and authorization,  The first thing…

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EWS Autodiscovery Checker

I have written a sample which can be used by developers and Exchange Admins for handling issues with their custom code doing Autodiscovery.  I have and several others have used this sample as a base-line for testing and for code harvesting for a while.  I wanted to share this with you so that you might…

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