Evolution of the Global Service:
Evolution of the Global Service Basic Format .domain Signing & Sealing
Setting the Context:
Setting the Context © 1975 (!)
Datamation This? Oh, this is the display
for my electronic junk mail.
Diversity is Good! Yes?:
Diversity is Good! Yes? Complex uses
Office, Home, Kiosk, Laptop, Greeting Card Service
Threats
Small town vs. Big city
More users More bad people
Spammers
Accountable – easy
Rogue – difficult Many Facets of Email
Other Global Services:
Other Global Services How do email proposals compare with authentication done for…
Telephone?
Postal?
Highways?
If we are doing something completely new to a global service
Perhaps we should do it a bit cautiously?