Fiber cut - response in seconds?

Tue Jun 2 18:21:53 UTC 2009

link-layer encryption for sonet/atm quite resistant to traffic
analysis... The pipe is full of pdus whether you're using them or not.

Valdis.Kletnieks at vt.edu wrote:
> On Tue, 02 Jun 2009 13:54:44 EDT, Martin Hannigan said:
>> It would also be cheaper to add an additional layer of security with
>> encryption vs. roving teams of gun toting manhole watchers.
> 
> Even if encrypted, you can probably do an amazing amount of traffic
> analysis to tell when something is afoot.  Ask any pizzeria near State Dept
> or Pentagon. ;)
> 
> (That, plus it's easier to break an encryption if you have gigabytes of
> data to work with, than if you don't have any data to work with...)