1995-02-13 - Re: Factoring - State of the Art and Predictions

Header Data

From: “James A. Donald” <jamesd@netcom.com>
To: Jonathan Rochkind <jrochkin@cs.oberlin.edu>
Message Hash: 016486a198190d85d6675792b31d4bc6823491333c10efa99990fb5ebf0a915a
Message ID: <Pine.3.89.9502121727.A20084-0100000@netcom10>
Reply To: <ab645cdf0102100421a7@[132.162.201.201]>
UTC Datetime: 1995-02-13 01:13:08 UTC
Raw Date: Sun, 12 Feb 95 17:13:08 PST

Raw message

From: "James A. Donald" <jamesd@netcom.com>
Date: Sun, 12 Feb 95 17:13:08 PST
To: Jonathan Rochkind <jrochkin@cs.oberlin.edu>
Subject: Re: Factoring - State of the Art and Predictions
In-Reply-To: <ab645cdf0102100421a7@[132.162.201.201]>
Message-ID: <Pine.3.89.9502121727.A20084-0100000@netcom10>
MIME-Version: 1.0
Content-Type: text/plain


On Sun, 12 Feb 1995, Jonathan Rochkind wrote:
> Keep in mind that it's been mathematically proven that factoring is
> NP-complete.  That is, it's in the set of problems including such things as
> discrete logs and the travelling salesman problem, such that if a
> polynomial time solution is found to _any_ of these problems, one can be
> found for all of them. i

This is news to me!

I am fairly sure that factoring and discrete log are *not*
NP complete, and indeed there is no known way to use
NP complete problems for crypto.


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