Re: Public key encrypt-then-sign or sign-then-encrypt?

2007-05-15 Thread James A. Donald
James A. Donald: > > Assume Ann's secret key is a, and her public key is A > > = G^a mod P > > > > Assume Bob's secret key is b, and his public key is B > > = G^b mod P > > > > Bob wants to send Ann a message. > > > > Bob generates a secret random number x, and sends Ann > > X = G^x mod P > > > >

Re: no surprise - Sun fails to open source the crypto part of Java

2007-05-15 Thread Nicolas Williams
On Tue, May 15, 2007 at 11:37:56AM +0200, Ian G wrote: > Nicolas Williams wrote: > >The requirement for having providers signed by a vendor's key certified > >by Sun was to make sure that only providers from suppliers not from, > >say, North Korea etc., can be loaded by the pluggable frameworks. >

Re: no surprise - Sun fails to open source the crypto part of Java

2007-05-15 Thread Ian G
Nicolas Williams wrote: On Mon, May 14, 2007 at 11:06:47AM -0600, [EMAIL PROTECTED] wrote: Ian G wrote: * Being dependent on PKI style certificates for signing, ... The most important motivation at the time was to avoid the risk of Java being export-controlled as crypto. The theory within S

Re: no surprise - Sun fails to open source the crypto part of Java

2007-05-15 Thread Nicolas Williams
On Mon, May 14, 2007 at 11:06:47AM -0600, [EMAIL PROTECTED] wrote: > Ian G wrote: > > * Being dependent on PKI style certificates for signing, > ... > > The most important motivation at the time was to avoid the risk of Java being > export-controlled as crypto. The theory within Sun was that "c