•A natural extension to XKMS 1.1 that can benefit many applications
•Leverages Web Services infrastructure
–Exchange richer types of data
–Relationship is fluid, Trust Service and Relying party
may be peers
–Support for N-party decision making
•What’s needed
–Support Registration, and updates, of valid key
‘contexts’
–Ability to communicate context with validation
requests
–Return of qualified validation, possibly from multiple
trust agents
–Msg level security: XKMS defined vs. XML-P defined