You can also remove the CC numbers from the database. We don't process a
huge amount of CC's, so we just run some SQL to  set all but the last four
digits to 'x' after having copied the good cc numbers to a floppy. The
floppies go to a locked managers  office. That way the numbers aren't even
on the network. We don't do it every day, but once a week or so--enough that
there aren't very many CC number sitting in the db. 

One suggestion: write a stored procedure that writes the CC numbers out to
disk, then run GnuPG on the file, and then set all but the last four CC
digits to 'x'. You could do it with a chron job, or use a scheduled task in
CF. I think that would work for you. 

One note: cfencrypt(), AFAIK, has been cracked. I'm not sure if that's true
of recent versions of CF, though.


   Jeff Polaski
   Webmaster
   Research & Graduate Studies
   University California, Irvine 


-----Original Message-----
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]
Sent: Thursday, November 29, 2001 9:43 AM
To: CF-Talk
Subject: Credit Card Encryption


Does anyone have any insight on encrypting data into a Table?  A client is
asking about storing CC numbers and I want to see what level of protection
we can provide.

TIA!

Hatton

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