Re: EZ Pass and the fast lane ....

2004-07-11 Thread David Alexander Molnar
On Sat, 10 Jul 2004, Perry E. Metzger wrote: another purpose -- preserving the privacy of drivers by using more complicated protocols. However, as the benefit of such systems is to people who are unlikely to have much voice in the construction of the system, and who are also unlikely to be

FasTrak information

2004-07-13 Thread David Alexander Molnar
Back in Fall 2003, David Wagner and I were looking at the FasTrak transponders used in the San Francisco Bay Area. We were more interested in the privacy aspects than in security, but we found some basic information that may be of interest given the current discussion about EZPass issues. *

Re: [fc-discuss] Financial Cryptography Update: On Digital Cash-like Payment Systems

2005-10-20 Thread David Alexander Molnar
On Thu, 20 Oct 2005, cyphrpunk wrote: system without excessive complications. Only the fifth point, the ability for outsiders to monitor the amount of cash in circulation, is not satisfied. But even then, the ecash mint software, and procedures and controls followed by the issuer, could be