Question:
Does the Dansie Shopping Cart work with PGP to email my customers credit card numbers to me in an encrypted manner?

Answer:
The Dansie Shopping Cart works with various versions of PGP on both Unix and Windows NT hosts. It also works with GPG. For more details, see Secure Server Variable #10 in the ReadMe.
http://www.dansie.net/cart_readme.html
See also:
http://www.dansie.net/creditcards.html
http://www.pgpi.org/
http://www.gnupg.org
http://en.wikipedia.org/wiki/Pretty_Good_Privacy