The device tracking add-on for the minFraud and Proxy Detection services identifies devices as they move across networks and enhances the ability of the minFraud and Proxy Detection services to detect fraud. If a fraudster changes proxies while they are browsing your website or between visits to your website, you will observe an increased proxyScore and/or riskScore in the minFraud and Proxy Detection output associated with their transactions.
Replace USER_ID with your MaxMind user ID.
maxmind_user_id = "USER_ID";
mt.src = ('https:' == document.location.protocol ? 'https://' : 'http://') + 'device.maxmind.com/js/device.js';
var s = document.getElementsByTagName('script'); s.parentNode.insertBefore(mt, s);