Anonymity of prepaid phone chip-cards

R. A. Hettinga rah at shipwright.com
Fri Mar 26 17:09:39 PST 2004


At 7:51 PM +0100 3/26/04, Thomas Shaddack wrote:
>I strongly suspect the usage logs exist for individual cards, allowing to
>back-trace the phonecalls done with the given card, thus tracing the
>identity of the card's owner by the call patterns.

Of course.

How do you think they caught the Oklahoma City bombers?

:-).

Cheers,
RAH

-- 
-----------------
R. A. Hettinga <mailto: rah at ibuc.com>
The Internet Bearer Underwriting Corporation <http://www.ibuc.com/>
44 Farquhar Street, Boston, MA 02131 USA
"... however it may deserve respect for its usefulness and antiquity,
[predicting the end of the world] has not been found agreeable to
experience." -- Edward Gibbon, 'Decline and Fall of the Roman Empire'





More information about the cypherpunks-legacy mailing list