[LINK] Computers for schools more than hardware
Roger.Clarke at xamax.com.au
Fri Feb 22 10:24:09 EST 2008
At 9:00 +1100 22/2/08, Tom Worthington wrote:
>But I expect almost no one will want a completely network
>independent computer. It doesn't make sense to store important
>information in a desktop computer which can be lost, stolen, or
It doesn't make sense to store important information **only** in a
single device which can be etc., etc.
Call that 'data survival security'.
There's also the need for 'data content security'.
An approach that satisfies both is to use broadband connections to
sustain an encrypted mirror of the content of the desktop / handheld
(Yes, the decrypyion key needs to be stored in an accessible manner
too, which raises further security issues).
The master copy (preferably of both data *and* software) remains the
local one, so as to minimise dependence on connections (latency,
And, from a Green IT viewpoint, I'm a sceptic about there being big
differences between the energy-consumption and carbon-footprint
profiles of thin-client/fat-server and fat-client/less-fat-server
Roger Clarke http://www.anu.edu.au/people/Roger.Clarke/
Xamax Consultancy Pty Ltd 78 Sidaway St, Chapman ACT 2611 AUSTRALIA
Tel: +61 2 6288 1472, and 6288 6916
mailto:Roger.Clarke at xamax.com.au http://www.xamax.com.au/
Visiting Professor in Info Science & Eng Australian National University
Visiting Professor in the eCommerce Program University of Hong Kong
Visiting Professor in the Cyberspace Law & Policy Centre Uni of NSW
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