Axiomatics has been providing workshops around the world. It’s now providing free online tutorial material.

Here’s, to start with, a YouTube XACML 101 introduction.

The video explains that XACML actually contains three parts:

• A reference architecture
• A policy language
• A request/response scheme

I’ve been focusing on defining a JSON profile of late. I hope to have it demoed in time for RSA 2013.