How do I find the version number of Authorize.net?

[jdrew3663]

I am working with our PCI committee and we are in need of a version number for this. Does someone know where to look?

[Rebecca564]

To find the Payment Gateway ID on your Merchant Profile: Log into your Merchant Interface at https://account.authorize.net. Click "Merchant Profile" in the main left side menu. Find the Payment Gateway ID listed under your merchant's name, near the top of the page. Marriott Global Source Login