There are tens of thousands of people out there developing applications on Microsoft Exchange, yet there is little that Microsoft knows about this developer community. For example, what applications have been developed, what other communications tools Read More

If you haven't heard the buzz yet about what is new with our Exchange 2010 developer story then head over to the Exchange Developer Center and start digging in to the Exchange Web Services Managed API Beta and our other new features. Download the first Read More

Hey folks, we're back again with another video. We've already told you about how we're building the next version of Exchange to be cloud-ready and some of the cool features you can get through Outlook Web Access or Outlook Live. Today, we're giving you Read More

We noticed the following in the Wikipedia article about ESE: Well, here's your citation for you - and we added a few names: Developers who have contributed towards the success of JET Blue include Cheen Liao, Stephen Hecht, Matthew Bellew, Ian Jose, Read More

Update! The actual song is now available for download in the link below. Enjoy! So, how exactly do you encourage developers to adopt good development practices when such practices are not explicitly enforced?  We thought about embroidered socks Read More

In Exchange Server 2007 SP1, the EWS team added a new feature called EWS Request Proxying.  It is sometimes also referred to as EWS Proxy or HTTP Proxy.  Not much has been said about this feature, but if you care about performance, it is important Read More

Many people use rules to automatically sort messages from various distribution lists into folders in order to keep the volume of email traffic in their inbox to a manageable level. This works for the most part - until someone decides to BCC a list. Read More

Recently we have published the updated Exchange Developer Roadmap over on Exchangedev blog. This covers Exchange Server beyond Exchange Server 2007. You can read about multiple things there, including: APIs that Will Be Removed APIs Moving To Read More

A few customers exploring the new Outlook Web Access customization features in Exchange 2007 SP1 have asked why when they add a button to the main OWA navigation bar does it appear as a small button only, or commonly stating that the text is "missing". Read More

Based on the feedback on my original post on Cross Forest Exchange Impersonation in Exchange 2007 Service Pack 1, I wanted to provide you with some "real life" examples to help you actually implement this. To dig into cross forest Exchange Read More

Today Microsoft released preliminary protocol documentation for Exchange 2007 (as well as Microsoft Office 2007 and SharePoint Server) as part of Microsoft's Interoperability Principles. The Exchange protocols are now publicly available on the Open Protocol Read More

In Exchange 2007, the Exchange Impersonation feature was introduced in Exchange Web Services to allow one account (the service account) to make web service calls on behalf of another account (the Act-As account).  Rather than the "delegate Read More

In Exchange 2007 Web Services it is very convenient to access and manage other user's mailbox accounts by using Exchange Impersonation.  This feature enables a caller to impersonate a given account so that the caller can perform operations by using Read More

Several members of Exchange SDK UE team have gotten together and created a blog called Microsoft Exchange Development Blog. They have made several interesting posts by now and I am sure there is more to come. Check them out here: http://blogs.msdn.com/exchangedev/ Read More

This is a question that we hear frequently since we have released Exchange 2007. And our answer has to be heard loud and clear: going forward Exchange Web Services should be the API of choice for developers. Already  a year ago at TechEd 2006 we Read More