http://www.quadralay.com/www/Crypt/Crypt.html
http://www.acns.nwu.edu/surfpunk/
http://rsa.com
http://cs.indiana.edu/ripem/dir.html
http://www.cygnus.com/~gnu/export.html
http://www.cis.ohio-state.edu/hypertext/faq/usenet/FAQ-List.html
http://www.cl.cam.ac.uk/Research/Security
http://www.ens.fr/equipes_dmi/grecc/index_en.html
http://info.bellcore.com/BETSI/betsi.html
ftp://soda.berkeley.edu/pub/cypherpunks/Home.html
ftp://ftp.u.washington.edu/public/phantom/cpunk/README.html
ftp://furmint.nectar.cs.cmu.edu/security/README.html
ftp://alex.sp.cs.cmu.edu/links/security/vac-security.html