Encrypt/Decrypt with SMTP/FTP

Hi,

How does webMethods support for encrpt/decrypt with FTP/SMTP protocol?
Is there an easy way to implement security with Digital certification and
encryption while using SMTP/FTP protocpl for
document exchange?
I appriciate help of you.

Thanks & Regards,
Mani Bansal
Johns Manville
717, 17th Street,
Denver, CO - 80202

Voice : office - 303-978-2778
Res - 303-399-7110
Fax : office - 303-978-2363

We decided that the easiest way was to write a Java flow that called a script. You can pass the input and output file names along with the passphrase to the script, so it is only known in the B2B code. The script calls GPG.
Not elegant, nor automatic, but it works.
Joe