Hi: For SMime email encryption, I use openssl as the encryption engine, and perl server side code as the glue (assuming you're talking about web server application here). You can get free email SMime certificates from Thawte.
Cheers, Keith -----Original Message----- From: TERRA209792 [mailto:[EMAIL PROTECTED]] Sent: Thursday, May 16, 2002 6:19 PM To: [EMAIL PROTECTED] Subject: Encrypting e-mail Hi people, What is the best free software for encrypting e-mail? Any sugestion? It must be compatible with outlook express and outlook 2000. Best regards,