Before you can send requests for ICS (Internet Commerce Suite) services, you must create a security key for your CyberSource merchant ID.
2. Click Security Keys for the SOAP Toolkit API.
3. Click Generate Key.
Your new key appears immediately below the table. Because the key content will disappear as soon as you leave the Web page, save your key now. If you forget to do so, you will need to delete the old key before creating a new one.
4. Click Download
Save the key in a secure location. You will not be able to see the key again after you leave the page.