Data stored in a visitor cookie Symbolic Description date_add The date and time the cookie was created (in format YYYYY-MM-DD HH:MM:SS). id_language The ID of the selected language. id_currency The ID of the selected currency. last_category_visited The ID of the last visited category of product listings. ajax_blockcart_display Whether the cart block is "expanded" or "collapsed". viewed The IDs of recently viewed products as a comma-separated list. wishlist_id The ID of the current wishlist displayed in the wishlist block. checkedTOS Whether the "Terms of Service" checkbox has been checked (1 if yes and 0 if no). guest_id The guest ID of the visitor when not logged in. id_connections The connection ID of the visitor's current session. customer_id The customer ID of the visitor when logged in. customer_last_name The customer's last name. customer_first_name The customer's first name. registered If the client is logged in. password The MD5 hash of the _COOKIE_KEY_ login config/settings.inc.php and the password that the customer used to log in. email The email address the customer used to log in. cart_id The ID of the current cart displayed in the cart block. checksum The Blowfish checksum used to determine if the cookie has been modified by a third party. The customer will be logged out and the cookie will be deleted if the checksum does not match.