Secure storage of credit card information

From: Date: Wed, 10 Apr 2002 16:48:09 +0000
Subject: Secure storage of credit card information
Groups: php.general 
Request: Send a blank email to php-general+get-92407@lists.php.net to get a copy of this message
I'm working on a e commerce site and I need to store the credit card info of people who purchase stuff, on the site. How can I encrypt the credit card # put it in a dbase and decrypt it when I need to Using Php4.* and Mysql.

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