Wikipedia
ThreatMetrix
ThreatMetrix is a security technology company headquartered in San Jose, California, with offices in New York City, Hong Kong, Sydney, London and Amsterdam.
ThreatMetrix provides software as a service (SaaS) technology that profiles online transactions and activities to determine whether they initiate from fraudsters or legitimate customers. The technology is supported by a global network, which analyzes more than 15 billion annual transactions and protects more than 210 million active user accounts across 4,000 customers and 30,000 websites.