Outlook and Exchange dev blog
The official Microsoft blog for Outlook, Exchange developers for both On-Premises and Office 365
Office 365 APIs and Python Part 1: OAuth2
Knowing absolutely nothing about Python (other than it is apparently named after Monty Python!),...
Author: Jason Johnston [MSFT] Date: 01/05/2015
Guides for OAuth2 with Azure for Office 365 apps
As I started out learning about how to get an OAuth2 access token to use the Office 365 APIs, I...
Author: Jason Johnston [MSFT] Date: 01/05/2015
OAuth2 in action with the release of Office 365 Calendar, Contacts and Mail
I bet everyone is equally excited like me to have the Office 365 API out of preview and generally...
Author: Matthias Leibmann Date: 10/28/2014
Zapier’s Office 365 API Journey
Since we first heard about the new Office 365 product suite, we at Zapier have been eager to dig...
Author: Exchange Content Team Date: 06/19/2014
Managing user consent for applications using Office 365 APIs
Now that the new Office 365 APIs are available in preview and ready for you to build exciting...
Author: Matthias Leibmann Date: 06/05/2014
EWS Managed API 2.2 now available
If you're reading this, the EWS Managed API 2.2 is available for download. This version doesn't add...
Author: Jason Johnston [MSFT] Date: 06/02/2014
Enabling Microsoft Azure portal access to manage applications using the OAuth2 protocol
In my previous post about OAuth2 access to Calendar, Contact and Mail APIs I explained that...
Author: Matthias Leibmann Date: 04/07/2014
Customizing the compose experience with mail apps for Outlook
Today we bring you a guest post from Andrew Salamatov, a Program Manager with Exchange. Enjoy....
Author: Jason Johnston [MSFT] Date: 03/27/2014
Using OAuth2 to access Calendar, Contact and Mail API in Office 365 Exchange Online
I am excited to announce that finally EWS in Exchange Online as part of Office 365 exposes a RESTful...
Author: Matthias Leibmann Date: 03/25/2014
What’s new in Exchange 2013 SP1
You might have heard the news that Exchange 2013 Service Pack 1 (SP1) and the EWS Managed API 2.1...
Author: Mimi Gentz Date: 02/25/2014
Hot off the press! Synchronization and Notifications in Exchange Online and Exchange 2013
Last week, we added the following new content to the Exchange Online and Exchange 2013 development...
Author: Mimi Gentz Date: 10/21/2013
Authenticate your Exchange client in Office 365
The Exchange Online server for your Office 365 account uses a different default authentication...
Author: Chuck Bigham Date: 06/28/2013
Check out the new Exchange 2013 transport agents content!
Check out the new Exchange 2013 transport agent documentation! We have updated the Exchange 2013...
Author: robkni Date: 06/12/2013
What’s new for EWS in Exchange 2010 SP3
Exchange 2010 SP3 does not introduce any changes to the EWS schema or WSDL files. This means that...
Author: Michael Mainer Date: 04/09/2013
EWS Java API 1.2 – get started!
August 28th, 2014 update: The EWS Java API is now available on GitHub as an open source project,...
Author: Michael Mainer Date: 01/03/2013
New EWS Managed API 2.0 reference content is now available!
The new EWS Managed API 2.0 is ready for prime time, and discovering how to use all the new Exchange...
Author: robkni Date: 12/06/2012
EWS Managed API 2.0 – now released!
The wait is over. If you have been working with the EWS Managed API 2.0 Technical Preview, you can...
Author: Bob Bunn - MSFT Date: 10/19/2012
New content for Exchange 2013 Preview
Now that Exchange Server 2013 Preview is available, here's a quick summary of what you'll find on...
Author: Chuck Bigham Date: 08/31/2012
Exchange Web Services Managed API 1.2.1 – now released!
The latest release of the EWS Managed API, version 1.2.1, is now available. The EWS Managed API...
Author: Michael Mainer Date: 06/18/2012
More throttling changes for Exchange Online
In my last post, Exchange Online EWSMaxSubscriptions throttling budget calculation has been...
Author: Michael Mainer Date: 04/19/2012
Exchange Online EWSMaxSubscriptions throttling budget calculation has been updated!
We have made a change to the way that Exchange Online accounts for the number of subscriptions...
Author: Michael Mainer Date: 04/03/2012
EWS item identifier and your database
Several times we’ve heard people ask what the maximum size is for the EWS identifier. This question...
Author: Michael Mainer Date: 04/03/2012
New Exchange Interoperability Content on Open Specifications Developer Center
In November and December 2011, Exchange content made its debut on the Learn Open Specifications and...
Author: Thomr Date: 01/25/2012
EWS Managed API 1.2 SDK – get ready, get set, plan
Are you ready? The EWS Managed API 1.2 documentation is now available, so let the preparation,...
Author: Michael Mainer Date: 11/15/2011
Disabling EWS in Exchange 2010
Exchange Web Services (EWS) is a robust API that exposes many Exchange client access features. Many...
Author: Michael Mainer Date: 09/15/2011
JET_ERRINFOBASIC_W API
UPDATE: 8 November 2011, Thom Randolph - MSFT. The following API reference information in this post...
Author: Bob Bunn - MSFT Date: 09/13/2011
Provisioning, Policies, Remote Wipe, and ABQ in Exchange ActiveSync
This post is part of an ongoing series that covers Microsoft Exchange ActiveSync for developers....
Author: Katarzyna Puchala Date: 08/19/2011
Working with meeting responses in Exchange ActiveSync
This post is part of an ongoing series that covers Microsoft Exchange ActiveSync for developers....
Author: Katarzyna Puchala Date: 07/29/2011
Working with meeting requests in Exchange ActiveSync
This post is part of an ongoing series that covers Microsoft Exchange ActiveSync for...
Author: Katarzyna Puchala Date: 07/22/2011
Client access server affinity and network load balancing considerations for programmatic access to Exchange Online
Network load balancing for Microsoft Exchange Online as part of Microsoft Office 365 ensures that...
Author: Michael Mainer Date: 07/20/2011
Autodiscover for Exchange ActiveSync developers
This post is part of an ongoing series that covers Microsoft Exchange ActiveSync for developers....
Author: Katarzyna Puchala Date: 07/07/2011
Supplemental Exchange Server Interoperability Guidance Now Available
The Exchange Interoperability documentation team is pleased to announce the launch of Exchange...
Author: kbrandl Date: 06/29/2011
Exchange Online Throttling and Limits FAQ
What are the throttling settings for Microsoft Exchange Online as part of Microsoft Office 365?...
Author: Michael Mainer Date: 06/23/2011
Get Into Programming with Exchange Online as part of Office 365
Microsoft Exchange Online as part of Microsoft Office 365 provides many of the same app-development...
Author: Thom Randolph-MSFT Date: 02/23/2011
Microsoft Exchange RPC Protocols Plugfest Presentations are Now Available
Interested in learning more about the Exchange Server RPC protocols? The Exchange Server...
Author: kbrandl Date: 02/16/2011
Microsoft Exchange RPC Extractor now available
The Exchange Interoperability Team is excited to announce the initial release of the Microsoft...
Author: Jason Johnston [MSFT] Date: 02/14/2011
Working with Streaming Notifications By Using the EWS Managed API
Microsoft Exchange Server 2010 Service Pack 1 (SP1) introduces streaming notifications, a new...
Author: Bob Bunn - MSFT Date: 12/22/2010
Exchange Web Services Java API 1.1 is now available. Yes, that’s right, Java!
Hi Everyone, I’m pleased to announce the public availability of the Microsoft Exchange Web Services...
Author: Michael Mainer Date: 12/14/2010
Exchange Web Services Managed API 1.1 Now Available
We know you’ve been waiting to see the new Exchange Web Services features in Exchange 2010 SP1...
Author: Michael Mainer Date: 11/17/2010
Now Available – Exchange Server 2010 SP1 SDKs, October 2010
The Exchange Developer Documentation Team is happy to announce the October 2010 release of the...
Author: Bob Bunn - MSFT Date: 10/28/2010
How to use CHKSGFILES multi-threaded for faster consistency checks
How to use CHKSGFILES multi-threaded for faster consistency checks One of the questions that we...
Author: Thomr Date: 07/30/2010
Just Released – Exchange Server 2010 SP1 Beta SDKs, June 2010
We’re excited to announce that we have released updates to the Exchange 2010 SDKs for Microsoft...
Author: Michael Mainer Date: 06/11/2010
Directory event log event 2914
When studying the event log over a steaming hot cup of coffee, have you ever seen the following...
Author: davster Date: 03/19/2010
Loading Properties for Multiple Items with One Call to Exchange Web Services
When you use the FindItems method or the FindAppointments method in Exchange Web Services (EWS),...
Author: kbrandl Date: 03/16/2010
Directory event log event 2917
Have you ever seen event 2917 in your Client Access server’s event log? It might look something like...
Author: davster Date: 03/16/2010
Throttling Policy Fallback Logic
The throttling framework is intended to protect Exchange resources, so if it is going to "fail", it...
Author: davster Date: 03/13/2010
Throttling Policies and the EWSFindCountLimit
One of my favorite Exchange Web Services (EWS) methods is FindItem, primarily because it was the...
Author: davster Date: 03/12/2010