Dan's WebDAV 101

This blog covers Messaging API development for Exchange and Outlook. My name is Daniel Bagley, I'm on the Messaging Developer Team.

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  • Blog Post: Delegate access with Exchange Server ActiveSync (EAS)

    I see questions and issues coming up about delegate access with EAS/ActiveSync quite often. If you are dealing with an issue with ActiveSync doing delegate access, then you need to understand that EAS was not designed nor tested for doing delegate access.  Because of this it is not supported. There are...
  • Blog Post: About: Exchange Server ActiveSync (EAS)

    API Type: Mailbox Assessor API Interface: APIs which can send a POST. Business Logic: Works with mailbox and public folder content including items, folders and special settings. Development Languages: N/A. Property Access: Yes Product Versions: Exchange 2003, 2007, 2010, 2013, Exchange Online. Summary...
  • Blog Post: 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...
  • Blog Post: EWS calls can do impersonation and delegation... how about REST?

    This is an area where what EWS can do some things the REST API can do. At this time the REST API does not support impersonation, delegation or Basic Authentication with Exchange. Its possible that this may change in the future; however, for now those are not supported. If you need those capabilities...
  • Blog Post: The importance of EWS Impersonation while using an application account.

    Developers of applications which require access to user mailboxes often struggle with the choice between the Impersonation and Delegation access methods. While both provide programmatic rights to mailbox objects, they are designed to meet rather different needs, and for situations where a single account...
  • Blog Post: HOWTO: VB - Reading Delegates WebDAV Sample

    Private Sub Command1_Click() '===================================================== 'DoXML takes the href to a document 'and returns the MAPI PR_ENTRYID property expressed in 'a hexadecimal string format such as is used by CDO 1.21 'Function DoXML(strHref) Dim objX Dim objXMLdoc Dim objNode Dim strR...
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