From: cme@ellisun.sw.stratus.com (Carl Ellison)
Date: Tue, 5 Oct 93 12:15:24 PDT
To: cypherpunks@toad.com
Subject: Re:  Crypto Idea; Multi-Part Sigs
Message-ID: <9310051915.AA17416@ellisun.sw.stratus.com>
MIME-Version: 1.0
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Yes, it's possible to have a variant of RSA in which multiple people are
needed to sign anything.

I don't know a way to use the same key for privacy and allow any of the people
to decrypt, using RSA, since for RSA signatures and decryption are the
same operation.

 - Carl