The Network Access Identifer (NAI) and Authentication Routing

The Network Access Identifer (NAI) and Authentication Routing

Outline

The Problem

Requirements for a Solution (From draft-ietf-roamops-roamreq-00.txt)

Alternatives for Authentication in Roaming

Certificates

Proxy Chaining

Proxy Chaining Proposal

Use of Hierarchical Authentication Routing

How Would this Work?

DNS Authentication and Accounting Record

Example

Example AR Records

Proposed NAI formats

Proposed BNF

Outstanding Issues