• WS-Trust and delegation

    A discussion often taking place within the Grid community is the Grid Security Infrastructure (GSI) and the use of modified X.509 certificates for delegation scenarios (RFC 3820 – “Internet X.509 Public Key Infrastructure (PKI) Proxy Certificate Profile”). Not everyone agrees…

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  • WinFS to be ported to WinXP?

    That’d be cool. The article is questioning whether there would be value in upgrading to Longhorn if all of its pillars are available for Windows XP. I speculate that Microsoft will be first offering consumers an intensive to upgrade by…

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  • Technology fanaticism vs enthusiasm

    In the past, I too have been responsible for fuelling OS and platform related arguments. However, for quite a few years now I realised that the choice of a tool is a personal matter. In the same way I don’t…

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  • SSDL in “Architectural Styles for Web Services”

    This short article on “Architectural Styles for Web Services” mentions SSDL and MEST. Jim Alateras demonstrates how a simple Web Service could be described using WSDL, implemented using HTTP, and described using SSDL.The problem at hand makes SSDL look remarkably…

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  • Pat Helland is moving to Amazon

    Pat Helland is moving to Amazon. Pat is one of those people that I would really like to work with. I think that the team being created in Amazon to do service-oriented, global-scale computing sounds really exciting. I guess Pat…

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  • WSE 2.0 SP3 released

    Go get it!

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  • Clemens spends a weekend with Indigo

    Clemens discusses some aspects of Indigo in a three-part post (part 1, part 2, and part 3). It’s very interesting. Part 3 is of particular interest to me. Since I haven’t played with Indigo yet (waiting for Microsoft to release…

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  • Great article on C# 2.0 iterators

    This article on C# 2.0 iterators deserves a good read, especially by those of you with functional programming languages background/interest. Although I have already made sure that NIP.NET compiles on .NET 2.0, I can’t wait until I have some time…

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  • Alpha version of ssdl.exe available

    I spent some time today on SSDL.exe so I can make it available through ssdl.org. This is a very alpha version, so please be advised… you’ll probably get exceptions here and there 🙂 Given an SSDL contract document, ssdl.exe will…

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  • WSE Policy Advisor

    Last week the folks at MSR released a tool, the WSE Policy Advisor, for analysing WS-SecurityPolicy documents. Others have blogged about it but I too wanted to say how cool this tool is. I run it against a very old policy…

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  • Endpoints in SSDL and SSDL in the news

    This post by Jean-Jacques over at ebpml.org suggests that SSDL couples a contract with Web Service endpoints. We’ve thought about this issue and this is the reason we’ve decided to make endpoints optional. A contract is still a contract even…

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  • Mistakes in the example (SSDL core spec)

    There are mistakes in the example of the SSDL core spec. This was due to a global replace that went bad 🙁 Here’s how the <ssdl:protocols> element should have looked like in Example 1. Thanks for Jacek for spotting this.…

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  • HTML versions available and SSDL’s relationship to MEST

    Marc Goodner was amongst the first to comment on SSDL; he makes some good observations. But first… after Marc‘s suggestion, all the documents are now also available in HTML. SSDL is indeed related to MEST. SSDL‘s design is based on…

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  • SSDL: The SOAP Service Description Language

    We are finally ready to request the community’s feedback on our latest work, the SOAP Service Description Language, or SSDL. Jim and I collaborated with a small team of people to produce a description language for Web Services that we…

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  • I can’t wait for Indigo

    Don Box just posted an introduction to Service Contracts in Indigo. This is sooo very close to our latest WSE 2.0-based work that it’ll be extremely easy to port our tools to Indigo when it’s released. I really like the…

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