But moving beyond segmentation and basicaccesscontrol, the virtual world provides opportunities for innovative security that the physical world simply cannot fathom.
Starting October 2006 the US will issue all new passports using the same ISO 14443 RFID tag and BasicAccessControl encryption scheme employed by the Dutch e-passports (and others) and adopted by the ICAO as global standards.
It is a real question whether it benefits or harms society for a commercial entity to controlaccess to basic knowledge and potentially limit its redistribution.