Trends in Externalizing Identity from Applications

Question

Stackoverlow decided to use OpenID probably due to its simplicity while others believe that Information Cards (eg cardspace) is a better strategy in that it is backed by major industry vendors and is known to be more secure.

Are there libraries that a developer can drop into a Java web application that will easily support both?

Answer 1

Here is a presentation that compares the two. There is even a link at the end for Java implementations of CardSpace. However, it seems to be from a CardSpace point of view, so be careful of bias.

Answer 2

信息卡和OpenID不是互斥的，可以以免费的方式发挥作用，正如Kim Cameron在他的Identity Weblog上发布的 这段简短视频所示 。