When a transaction is reviewed by the Fraud Screening system it uses the information submitted with the transaction to build the score. Each piece of information that is submitted with the transaction is processed is looked at individually and ran against a set of rules.
The transaction will then provide you with a score, and a risk level that you can breakdown to see the impact each indicator has had on the transaction.
A fraud indicator is simply a part of the transaction that is used to build the score. The most common fraud indicators along with a very brief description for any transactions are -
The fraud screening system uses the structure of the email address as part of the scoring.
The IP address and location are used as part of the scoring.
Although not critical to the scoring the telephone can impact the overall score for the transaction.
|Billing & Delivery address||
Using the addresses either together or separately can contribute to the score.
|Fraud prevention checks||
The results of address, postcode, security key, and 3D Secure checks are used to build the score.
The card, type, and frequency are all used to form the score for the transaction.
How often the elements of the transaction have been seen previously - and if they have been seen together.
The transaction value is important to the scoring -
Important : These are not all of the rules and triggers that are assigned to each of the fraud indicators. For a full break down of the rules assigned to each indicator download the the fraud screening guide. You will then each rule that is applied to every indicator on the system.