DotNetOpenAuth v3.2 is done
DotNetOpenAuth v3.2 just came off the presses. Lots of feature work and a few interop fixes in this release. The biggest highlights being: Very simple story for both RPs and…
Help is coming for the Sreg/AX interop problem for OpenID
Just to get your mouth watering for DotNetOpenAuth v3.2… V3.2 has a new "behaviors" plugin capability that lets RPs and OPs get additional functionality with very little effort. For example,…
Recent OpenID relying party vulnerabilities
The OSIS I5 OpenID interop testing is well underway. Last weekend while testing some OpenID relying party web sites, John Bradley happened upon a web site that failed a particularly…
DotNetOpenAuth 3.0 released
Download it now. Previously named DotNetOpenId in its v1.x and 2.x releases, the v3.0 release is rechristened DotNetOpenAuth to reflect its support for multiple authentication and authorization protocols. Sporting OpenID,…
How to pretty much guarantee that you might get an email address with OpenID
OpenID itself is just an authentication protocol. It takes OpenID extensions to get more information about the user like their name or email address. In fact there are two popular…
Need access to that internal? Don’t touch that dial!
The blessing and curse of open source is that the source can be easily changed. Internal types and members don’t need to be backward compatible with previous versions. This makes…
DotNetOpenAuth 3.0 Beta 2 released
DotNetOpenAuth, previously named DotNetOpenId, is getting nearer to its major 3.0 release. With beta 2, we have a security reviewed, feature complete library for .NET use of the OAuth and…
Replay protection for OpenID 1.x relying parties
If you’re writing an OpenID Provider, you should have a strong appreciation for the security of your customers’ identities that you will be protecting. One aspect of that protection is…
OpenID association poisoning
As part of the OpenID protocol a relying party often establishes shared secrets (called ‘associations’) with identity providers that are used to verify identity assertions. It occurred to me that…
Fixing the OpenID login user experience
The user experience of OpenID at Relying Party web sites is so important to get right. OpenID is right for your web site’s visitors – no doubt in my mind…