Hopefully by now everyone has heard about the new app model in SharePoint 2013. There’s a lot of documentation out there about it so I won’t go into exactly what it is. What you should know is that it’s the preferred model for developing applications going forward. If you’ve done...

Hey, I'm an app guy, I like doing dev, but honestly - I may go hoarse screaming at my computer if I have to track down one more "The issuer of the token is not a trusted issuer" problem with my new SharePoint apps. To try and help you save your own voice (and sanity) I'm going to start a list here of...

I was working on a build of SharePoint that is post beta 2 today, and found that one of my custom high trust apps I had built would no longer work. In looking at the ULS logs I was getting the dreaded "The issuer of the token is not a trusted issuer" error message. I think this is the equivalent of ...

First let me say that one of the things I like about blogging about random SharePoint mystery meat is the fact that I can use completely colloquial language like my blog title. Something that’s nearly impossible to get away with, unless, say, you are creating a new version of SharePoint. Anyone...

One of the things you’re likely to hear a lot about in SharePoint 2013, and I may end up writing a lot about, is oAuth. In SharePoint 2013 oAuth is used to establish a trust between two applications for purposes of establishing the identity of a principal (user or application). In SharePoint you...

Lots of folks have talked to me in the past about federating SharePoint with Windows Live. On the surface it seems like a pretty good idea – Windows Live has millions of users, everyone logs in with their email address, which is something we use a lot as an identity claim, it’s a big scalable...

For those of you who attended my SPC 351 session at SharePoint Conference today (Hitting the Ground Running with Claims Authentication), there was a request for some source code. As promised, I'm attaching a zip file with the source to the Facebook DataView WebPart I demonstrated. It's based on using...