Re: Lotus Notes Encryption Methods
Vishy Gopalakrishnan (vishy@sph.umich.edu)
Tue, 14 Mar 1995 21:32:11 -0500 (EST)
On Tue, 14 Mar 1995, Dr. Frederick B. Cohen wrote:
> > In the tech notes that I have, it would seemt that RC2 uses a 128bit key and
> > RC4 uses a 256bit key.
> >
> > Both these keys seem rather small in comparison to something like PGP's
> > 1028bit key.
>
> 128bit key is about 40 digits - NSA approved - breakable by a PC
> in a few hours.
> FC
>
Correct me if I am wrong - RC2 and RC4 are not public key cyrptosystems,
and hence are not "prone" to the problems with low moduli.
Vishy