[cryptography] Application Layer Encryption Protocols Tuned for Cellular?
noloader at gmail.com
Sun Nov 4 17:45:47 EST 2012
On Sat, Nov 3, 2012 at 9:08 PM, <dan at geer.org> wrote:
> > ...
> > In practice, the 7 layer model was not an implementation recipe - TCP/IP
> > in the broader Internet sense showed that engineering required working
> > with the tech of the time, not the abstractions from some CS class or
> > government contract sales team. TCP in the narrow sense shows it again
> > - sticking TCP in layer 4 and stopping there doesn't work - it claims
> > everything is a stream, when 'everything is a datagram' is closer to the
> > truth, and a more useful assumption. TCP further assumes it can
> > reliably deliver data, when actually it's only reliable enough if you
> > care only enough to do the demo.
> > ...
> I don't know what to think of the following, but it may be germane:
Somewhat off topic, but Day has another good presentation at
* Mobility is cumbersome and doesn’t scale
- Excuse: What do you mean? It works. . . . . Sort of.
- Actual: With only physical addresses, hard to do “re-locatable” addressing
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