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

2005-10-21 Thread R.A. Hettinga
At 10:23 PM +0200 10/20/05, Daniel A. Nagy wrote: The referred 1988 paper proposes an off-line system Please. You can just as easily do an on-line system, and still have blind signatures, including m=m=2 shared secret signature hiding to prevent double spending. In fact, the *only* viable way to

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

2005-10-21 Thread Daniel A. Nagy
On Thu, Oct 20, 2005 at 07:34:34PM -0400, R.A. Hettinga wrote: At 12:32 AM +0200 10/21/05, Daniel A. Nagy wrote: Could you give us a reference to this one, please? Google is your friend, dude. Before making unitary global claims like you just did, you might consider consulting the

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

2005-10-21 Thread R.A. Hettinga
At 2:36 AM +0200 10/21/05, Daniel A. Nagy wrote: With all due respect, this was unnecessarily rude, unfair and unwarranted. This is the *cypherpunks* list, guy... :-) Silvio Micali is a very prolific author and he published more than one paper on more than one exchange protocol And I just got

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

2005-10-21 Thread R.A. Hettinga
At 12:32 AM +0200 10/21/05, Daniel A. Nagy wrote: Could you give us a reference to this one, please? Google is your friend, dude. Before making unitary global claims like you just did, you might consider consulting the literature. It's out there. Cheers, RAH -- - R. A.

Re: The price of failure

2005-10-21 Thread Michael Silk
They won't be changing it: http://googleblog.blogspot.com/2005/09/googlebombing-failure.html On 10/21/05, Steve Schear [EMAIL PROTECTED] wrote: Quick, before they change it: search Google using the term failure (without the quotes)

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

2005-10-21 Thread Daniel A. Nagy
On Thu, Oct 20, 2005 at 05:19:49PM -0400, R.A. Hettinga wrote: BTW, you can exchange cash for goods, or other chaumian bearer certificates -- or receipts, for that matter, with a simple exchange protocol. Micali did one for email ten years ago, for instance. Could you give us a reference to

The price of failure

2005-10-21 Thread Steve Schear
Quick, before they change it: search Google using the term failure (without the quotes)

Re: The price of failure

2005-10-21 Thread R.A. Hettinga
At 6:22 PM -0700 10/20/05, Steve Schear wrote: Quick, before they change it: search Google using the term failure Yawn. That, or something like it, has been there for years, Steve... Cheers, RAH -- - R. A. Hettinga mailto: [EMAIL PROTECTED] The Internet Bearer Underwriting

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

2005-10-21 Thread cyphrpunk
As far as the issue of receipts in Chaumian ecash, there have been a couple of approaches discussed. The simplest goes like this. If Alice will pay Bob, Bob supplies Alice with a blinded proto-coin, along with a signed statement, I will perform service X if Alice supplies me with a mint signature

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

2005-10-21 Thread R. Hirschfeld
Date: Thu, 20 Oct 2005 11:31:39 -0700 From: cyphrpunk [EMAIL PROTECTED] 2. Cash payments are final. After the fact, the paying party has no means to reverse the payment. We call this property of cash transactions _irreversibility_. Certainly Chaum ecash has this property. Because

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

2005-10-21 Thread Daniel A. Nagy
On Thu, Oct 20, 2005 at 03:36:54PM -0700, cyphrpunk wrote: As far as the issue of receipts in Chaumian ecash, there have been a couple of approaches discussed. The simplest goes like this. If Alice will pay Bob, Bob supplies Alice with a blinded proto-coin, along with a signed statement, I

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

2005-10-21 Thread cyphrpunk
On 10/20/05, Daniel A. Nagy [EMAIL PROTECTED] wrote: On Thu, Oct 20, 2005 at 03:36:54PM -0700, cyphrpunk wrote: As far as the issue of receipts in Chaumian ecash, there have been a couple of approaches discussed. The simplest goes like this. If Alice will pay Bob, Bob supplies Alice

Re: Judy Miller needing killing

2005-10-21 Thread Tyler Durden
Cyphrpunk wrote... The notion that someone who is willing to spend months in jail just to keep a promise of silence needs killing is beyond bizarre and is downright evil. This list supports the rights of individuals to tell the government to go to hell, and that is exactly what Judy Miller

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

2005-10-21 Thread cyphrpunk
On 10/20/05, R.A. Hettinga [EMAIL PROTECTED] wrote: At 12:32 AM +0200 10/21/05, Daniel A. Nagy wrote: Could you give us a reference to this one, please? Google is your friend, dude. Before making unitary global claims like you just did, you might consider consulting the literature. It's out