1995-01-20 - Netscape, RC4, key exchange?

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From: aba@dcs.exeter.ac.uk
To: cypherpunks@toad.com
Message Hash: 315dc36d5474e4b354de0e0c3585546e25d050e9a5b32c11fb89f83a01df8db7
Message ID: <19875.9501201052@exe.dcs.exeter.ac.uk>
Reply To: N/A
UTC Datetime: 1995-01-20 11:34:50 UTC
Raw Date: Fri, 20 Jan 95 03:34:50 PST

Raw message

From: aba@dcs.exeter.ac.uk
Date: Fri, 20 Jan 95 03:34:50 PST
To: cypherpunks@toad.com
Subject: Netscape, RC4, key exchange?
Message-ID: <19875.9501201052@exe.dcs.exeter.ac.uk>
MIME-Version: 1.0
Content-Type: text/plain


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grendel@netaxs.com wrote:
> aba@atlas.ex.ac.uk wrote:
> > I have code to generate the RSA key pairs and modulus, what I am
> > looking for is code to factorise a number using one of the better
> > algorithms (quadratic sieve, etc.).
>
>	It's been established that the encryption in Netscape is 40 bit 
>RC4, not 40 bit RSA, [...]

Ok, so Netscape (the exported version only?) uses 40bit RC4 for
encryption, but what about key exchange?  RC4 is a stream cypher so
both the receiver and sender need to know the key.  Does anybody know
what method Netscape uses to exchange keys DH, RSA, other? and what
key sizes?

Adam

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