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Credit Cards / Changing the Authorized API IP Addresses at Authorize.net
The Authorized API IP Addresses allows you to configure a list of authorized server IP addresses from which API transactions will be accepted by the payment gateway. Any API transaction submitted from an IP address not included on this list will be rejected.
1) Login to Authorize.net
https://login.authorize.net
2) From the main menu, go to the Fraud Detection Suite (Main Menu -> Tools -> Fraud Detection Suite)
3) Go to the Authorized API IP Addresses (near bottom of page)
4) Enter the new IP address into the form and click the 'Add' Button; then click the 'Save' button at the bottom.
- Make sure the filter is "Enabled".
- Do not remove any existing IP addresses unless instructed to.
