Besides what Bill Manning said about reviewing what's been done in the auto-id center (now closed), there are a number of research projects/initiatives around the world (e.g., Japan's ubiquitous id center at uidcenter.org). For a list of some related resources, see: http://www.itu.int/osg/spu/newslog/stories/2003/06/06/ubiquitousNetworksReso urces.html There's plenty of debate about whether the public Internet is an appropriate platform, e.g., see http://tronweb.super-nova.co.jp/autoidvubiqid.html Bob -----Original Message----- From: escom [mailto:escom@xxxxxxxx] Sent: 20 November 2003 13:18 To: ietf@xxxxxxxx Subject: Re: Rf Id tag protocol The purpose of the protocol is to manage over the internet the information stored in a RF-ID tag. More in detail the idea is to develop a crittography system and a certification authority. To encrypt the data stored into the tag will be necessary to prevent frauds on the tagged products. The purpose of the protocol is to manage over the internet the information stored in a RF-ID tag. More in detail the idea is to develop a crittography system and a certification authority. giuseppe canale