Re: CDR: Re: Can Skype be wiretapped by the authorities? (fwd from em@em.no-ip.com)

2004-05-14 Thread John Kelsey
At 01:40 PM 5/10/04 -0500, Brian Dunbar wrote:

On May 10, 2004, at 1:30 PM, Jack Lloyd wrote:

Like it matters. Do you really think that the government would really allow
Intel and AMD to sell CPUs that didn't have tiny transmitters in them? 
Your CPU
is actually transmitting every instruction it executes to the satellites.
That's a subtle bit of humor, right?
Actually, pretty much all unshielded computer hardware effectively has a 
transmitter in it.  Google for side-channel attacks DPA and TEMPEST 
for more info.  That's not a matter of transmitting to the satellites, but 
it may be a matter of transmitting to the van parked outside your house

~~brian
--John Kelsey, [EMAIL PROTECTED]
PGP: FA48 3237 9AD5 30AC EEDD  BBC8 2A80 6948 4CAA F259



Re: CDR: Re: Can Skype be wiretapped by the authorities? (fwd from em@em.no-ip.com)

2004-05-10 Thread Brian Dunbar
On May 10, 2004, at 1:30 PM, Jack Lloyd wrote:

Like it matters. Do you really think that the government would really 
allow
Intel and AMD to sell CPUs that didn't have tiny transmitters in them? 
Your CPU
is actually transmitting every instruction it executes to the 
satellites.
That's a subtle bit of humor, right?

~~brian