[44660] in Cypherpunks
Re: Questions/Comments on ecash protocol (fwd)
daemon@ATHENA.MIT.EDU (Ian Goldberg)
Mon Dec 4 18:07:18 1995
To: cypherpunks@toad.com
From: iagoldbe@calum.csclub.uwaterloo.ca (Ian Goldberg)
Date: 4 Dec 1995 17:54:23 -0500
In article <v02120d00ace710acf043@[192.0.2.1]>,
Lucky Green <shamrock@netcom.com> wrote:
>Hal wrote:
>[parts elided]
>
>>BTW since apparently both deposit and payment messages are not encrypted,
>>coins made out to "@" are in danger of being stolen both while en route
>>from customer to shop and from shop to bank. This is significant from
>>the point of view of payee anonymous systems, which will need to use such
>>coins. More encryption will be necessary when such coins are passed
>>around.
>
>Absolutely. Wildcard coins are stealable in transit. However, one might
>safely assume that transactions conducted using such coins be encrypted by
>other methods.
>
But do the current implementations support this? Can Sam's Shop's ecash
client tell that the payment he just received was made out to "@", and
if so, should encrypt the deposit message to the bank? What if Sam is not
around to enter his secret key?
- Ian
