Re: Java, Crypto and Speed

2000-06-28 Thread Ben Laurie
Peter Wayner wrote: Has anyone experimented with writing crypto code in Java using the BigInteger class? It's a nice package with plenty of neat functions, but I haven't played with it yet. Is it fast enough? I'm really curious about the speed. Lucre uses BigInteger (currently). It is fast

Re: Electronic Signatures Yield Unpleasant Surprises

2000-06-28 Thread Russell Nelson
Don Davis writes: if we are successful in making crypto that's usable enough to become pervasive, then industry and the public will need new laws to help resolve social conflicts involving crypto, such as inevitably will arise. I'm not sure this statement is as obvious as you think it

Re: WIPO: e-Government ante portas

2000-06-28 Thread Steven M. Bellovin
In message [EMAIL PROTECTED], "Axel H Horns" writes: 1. The first striking item (page 3, section 3.1) is that despite relaxation of crypto regulations, a clause is provided according to which "an industrial property Office or recognized Certification Authority may decide to offer Key

Re: Extracting Entropy?

2000-06-28 Thread Paul Crowley
John Kelsey [EMAIL PROTECTED] writes: If you don't mind the limitation of 1k of internal state, then Panama could be used directly; push in your salt and passphrase, padding to the edge of the block with one followed by zeroes, then do 32 blank pulls and start pulling out your key. A

Diffie Hellman

2000-06-28 Thread Simon Mark Aronson
Am looking for test data for a Diffie-Hellman protocol, can anyone help? thanks Si

Re: Electronic Signatures Yield Unpleasant Surprises

2000-06-28 Thread Rich Salz
Their "speciality" in this case is making laws. If they are not capable of or willing to make an effort to comprehend that which they are legislating, then they are negligent in their duties. That seems a little disingenuous. My specialty is computers, yet I can't fix my modem driver.

Re: Java, Crypto and Speed

2000-06-28 Thread Gary Ellison
" " == Peter Wayner [EMAIL PROTECTED] writes: Has anyone experimented with writing crypto code in Java using the BigInteger class? It's a nice package with plenty of neat functions, but I haven't played with it yet. Is it fast enough? I'm really curious about the speed. We use

Re: Electronic Signatures Yield Unpleasant Surprises

2000-06-28 Thread P.J. Ponder
On Sun, 25 Jun 2000, Don Davis wrote: i'm sorry, but this is a foolish complaint. their specialty is as demanding as ours; why demand that they should master our specialty, when we make no effort to master theirs, and 'You may abuse a tragedy, though you cannot write one. You may scold a

Re: Electronic Signatures Yield Unpleasant Surprises

2000-06-28 Thread William Allen Simpson
-BEGIN PGP SIGNED MESSAGE- Don Davis wrote: i'm sorry, but this is a foolish complaint. their specialty is as demanding as ours; why demand that they should master our specialty, when we make no effort to master theirs, and when we make no effort to help them understand crypto?

Re: Electronic Signatures Yield Unpleasant Surprises

2000-06-28 Thread John Kelsey
-BEGIN PGP SIGNED MESSAGE- At 10:05 AM 6/25/00 -0400, Don Davis wrote: ... i'm sorry, but this is a foolish complaint. their specialty is as demanding as ours; why demand that they should master our specialty, when we make no effort to master theirs, and when we make no effort to help

Unconditional quantum bit commitment

2000-06-28 Thread staym
Today on http://xxx.lanl.gov/list/quant-ph/new quant-ph/0006109 [abs, src, ps, other] : Title: Unconditionally Secure Quantum Bit Commitment Is Possible Authors: Horace P. Yuen Comments: 12 pages Bit commitment involves the submission of evidence from one party to another