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Tuesday, October 20, 2009 12:28 PM

Claims based Identity & Access Control Guide – Updated drafts & samples available

Yesterday, we uploaded a new release of the Guide and the samples. You can download the content from here . (Note: if you downloaded them yesterday, you might want to check again. We mistakenly uploaded the samples with no docs. It is fixed now). You’ll
Posted by eugeniop | 0 Comments
Thursday, September 03, 2009 9:45 PM

Exploring the Service Provider track – Fabrikam Shipping Part II (Solution)

Now that we presented the scenario & the requirements , let’s take a look at the solution. What is conceptual solution we propose? Fabrikam Shipping in the pre-Claims era: This diagram shows Fabrikam Shipping today if used by Adatum (no claims, no
Posted by eugeniop | 0 Comments
Monday, August 24, 2009 5:07 PM

Next station: Federation between Adatum & its Customers.

First things first : thanks everybody who wrote me about the first scenario article . I got quite some e-mail on it with great suggestions to improve, but in general it seems it resonates well with. Disclaimer: this post and the next ones are early drafts
Posted by eugeniop | 3 Comments
Wednesday, August 19, 2009 11:38 AM

Welcome to the Enterprise Line, our next stop will be Station #1: “SSO”. Mind the gap.

Disclaimer: this post and the next ones are early drafts to share with you the direction we are taking. They might (and I hope they will) change quite a bit in the actual Guide! We might end up not covering one of these scenarios in the book. These posts
Posted by eugeniop | 6 Comments
Wednesday, March 18, 2009 4:42 PM

Windows Azure 101 – Primitives and Application Patterns – Playing Mendeleyev

Windows Azure’s primitives are very simple, but as in many other things, the power comes from the combination of these simpler primitives to create more complex things. Look around and see how many things can be assembled from a little more than 100 “simple”
Posted by eugeniop | 3 Comments
Monday, March 09, 2009 8:15 PM

Architecting Cloud Applications for the Enterprise – Part IV - SuperCloudySoftware sketches IssueTracker Enterprise Edition

In the previous article , we explored the challenges of building services for an enterprise, illustrating those through a dialogue between VeryBigCorp CIO and a team from SuperCloudySoftware . VBC requirements can be summarized as: Identity integration
Posted by eugeniop | 2 Comments
Sunday, December 07, 2008 9:02 PM

Architecting Cloud Applications for the Enterprise - Part II - VeryBigCorp buys IssueTracker

Now that we have introduced our characters, we will start this story describing the acquisition process of IssueTracker in VeryBigCorp . IssueTracker was first used in VBC by a very limited number of people. Someone in some business unit somehow learnt
Posted by eugeniop | 1 Comments
Friday, December 05, 2008 11:14 AM

Architecting Cloud Applications for the Enterprise - Part I - Introducing the Actors

I will start this series by introducing the main characters of our scenario. First, we have VeryBigCorp . VBC is a large corporation, with multiple branches and subsidiaries, thousands of employees, etc. VBC is the typical organization with a rather complex
Posted by eugeniop | 7 Comments
Thursday, December 04, 2008 4:08 AM

Architecting Cloud Services for the Big Enterprise

For the last couple of months, we’ve been working on scenarios that involve consuming cloud services and applications from "Big Enterprise" . The focus being the technical obstacles for adopting cloud services. Big Enterprise is the moniker we use to
Posted by eugeniop | 1 Comments
Thursday, September 11, 2008 8:32 PM

Northwind Hosting exists, it's better than what you saw and it's called SaaSGrid

Sinclair Schuller , CEO of Apprenda was kind enough to demo SaaSGrid to me earlier this week, patient enough to answer all my questions and I have to say, that I'm really impressed. What is SaaSGrid? In their own words: If you're building an on-demand
Posted by eugeniop | 2 Comments
Friday, August 01, 2008 4:12 PM

Concurrency in SSDS

A common concern with SSDS, and a common question I get in many presentations I've given is how to handle concurrency and entity versioning. Suppose you have the following sequence of events: By default, SSDS will just accept the last Update and overwrite
Posted by eugeniop | 4 Comments
Thursday, July 10, 2008 10:22 AM

Claim based security made easy

When we implemented claim based authorization in LitwareHR, we had to write a lot of code and play with non-trivial configurations (LitwarehR includes 2 STS and all the supporting infrastructure for securing the web services and the callers to them).
Posted by eugeniop | 3 Comments
Friday, June 27, 2008 4:52 PM

LitwareHR and GeoRSS

Some time ago , I did some experiments with Virtual Earth control and its features. I especially liked the GeoRSS integration because it allowed very simple, straightforward, non-astronauts like me to do some very nice mashups. WCF support for creating
Posted by eugeniop | 3 Comments
Wednesday, June 11, 2008 4:01 PM

Another SSDS sample: BlogEngine.NET on SSDS

As a by-product of a project I'm working on, I've got a working version of BlogEngine.NET on SSDS. You can download the provider and other related components from LitwareHR's web site releases section here . In the package you will find: The SSDS based
Posted by eugeniop | 18 Comments
Thursday, May 08, 2008 11:12 AM

You don't have a beta account with SSDS, but you'd like to use the latest LitwareHR anyway

Well, too bad...No, seriously now, as I mentioned in a previous post , we developed a "mock" (but fully functional for LitwareHR's purposes) offline SSDS proxy to enable development independently from the live SSDS service. The offline proxy
Posted by eugeniop | 1 Comments
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