1996-03-28 - Re: Question about Blind Signature

Header Data

From: Derek Atkins <warlord@MIT.EDU>
To: Chein-hsinLiu <r3506010@cml11.csie.ntu.edu.tw>
Message Hash: 4c29b35f4f62a2d707d57a9be63fcd968a5a28335d1120b017bb87441a8b32dd
Message ID: <199603281608.LAA08842@toxicwaste.media.mit.edu>
Reply To: <199603281310.VAA23754@cml11.csie.ntu.edu.tw>
UTC Datetime: 1996-03-28 16:09:37 UTC
Raw Date: Thu, 28 Mar 96 08:09:37 PST

Raw message

From: Derek Atkins <warlord@MIT.EDU>
Date: Thu, 28 Mar 96 08:09:37 PST
To: Chein-hsinLiu <r3506010@cml11.csie.ntu.edu.tw>
Subject: Re: Question about Blind Signature
In-Reply-To: <199603281310.VAA23754@cml11.csie.ntu.edu.tw>
Message-ID: <199603281608.LAA08842@toxicwaste.media.mit.edu>
MIME-Version: 1.0
Content-Type: text/plain


> My question is when I see how RSA encrypts using PKCS
> [desc. deleted]
> How to solve this??

You don't.  Blind signatures only work with "pure" RSA.  You cannot
use PKCS encoding to perform blind signatures.  PKCS nullifies the
multiplicity that is required for these blinding techniques to work.

-derek






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