From: "Beattie, Doug" <Doug.Beattie@GSC.GTE.Com>
Date: Thu, 28 May 1998 06:59:56 -0700 (PDT)
To: Luis Saiz <LSaiz@atos-ods.com>
Subject: RE: The exponent of the RSA public key must be odd.??
Message-ID: <8D3B7E46799CCF118D9D00805FE28A1E03E6AB09@ndhm06.ndhm.gtegsc.com>
MIME-Version: 1.0
Content-Type: text/plain



The exponent must be relatively prime to (p-1)(q-1) where p and q are prime
numbers.

Doug

On Thursday, May 28, 1998 4:14 AM, Luis Saiz [SMTP:LSaiz@atos-ods.com]
wrote:
> OS/390 Integrated Cryptographic Service Facility Application
> Programmer's Guide Version 2 Release 5 Publication No. SC23-3976-02
> :
>  http://ppdbooks.pok.ibm.com:80/cgi-
>  bin/bookmgr/bookmgr.cmd/DOCNUM/SC23-3976/CCONTENTS
> 
> 
> 
> In several parts of the document it's specified that, as a
> restriction:
> 
> 
> > The exponent of the RSA public key must be odd.
> >
> It's there any (unknown to me) security reason to be this way, or
> its
> an implementation/standard option??
> 
>