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

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 R

Re: Electronic Signatures Yield Unpleasant Surprises

2000-06-28 Thread Meyer Wolfsheim
-BEGIN PGP SIGNED MESSAGE- > >|| The House people had talked extensively about digital signatures, > >|| when the bill is in fact about electronic signatures ... > > > > This is a pretty sad state of affairs. We don't really expect the elected > > members of Congress to know very much, b

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.

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. "Ma

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

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 he

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 s