How can I prevent fraud on my e-commerce site?

PSBill provides the highest level of encryptionAs a PSBill merchant, you have been given access
available in the industry. But no amount ofto view all your transactions in the backoffice
encryption or security can prevent fraud if thearea. If you detect multiple failed attempts from
fraudster has managed to get hold of cardthe same person followed by an authorisation, this
numbers and other details from credit cards thatcould signal fraud. With the backoffice, you have
haven't been reported as stolen. Unfortunately, asthe ability to suspend settlement of such
credit and banking laws stand, it is you, thetransactions using settlement control.
merchant, who must bear the financial cost ofIP blocking
any fraudulent transactions. However, if you arePSBill also offers the ability to block certain IP
fully aware of the risk of fraud when trading onaddresses from your payment facility.
the Internet, you stand a better chance ofUnfortunately, this is not infallible. Some persistent
avoiding its consequences.fraudsters will merely sign in using another ISP. In
Based on the experience we have gained afterthese instances, we cannot prevent internet
many years in the business of onlineaccess to these people because it becomes
authorisations, we would recommend you takeimpossible to detect a repeat attempt when a
the steps listed on this page to help you todifferent ISP is used.
reduce the risk of fraud. Please note that theseAddress checks
steps and suggestions are only a guideline, andAddress verification (AVS) will do this for you
that this is not the definitive list of precautionsautomatically on most cards issued in the USA
you can take. Fraudsters are finding new ways ofand UK. If AVS won't work on a particular card,
committing their crimes all the time, and there isor you are not using AVS for some reason, then
no absolute solution to prevent online card fraud.you may be able to call your acquiring bank and
Address verification and card security codesask for a "Code 10 check" to verify the
Online address verification (AVS) and cardcardholder address, although this kind of check is
security code checking (CVV2, CVC2) are nownot available on all card types.
available through all the banks with whom PSBill isDeferred settlement
integrated. These services are free of charge,If you sell high value goods, then it would be
and we recommend that all our merchants useprudent to defer automatic settlement until you
them. You will need to add extra fields to yourhave had a chance to vet the order.
customised forms in order to use these features;Confirmed delivery
full instructions are in the Address VerificationSignature upon delivery is NOT acceptable proof
(AVS) and Security Code Guide, which you canto the banks in the event of a dispute. However,
download from the technical documents page.if you do operate this policy, make sure that you
For more information about address verificationalways use a reliable delivery agent. Should you
and card security codes, see our fraud controlsubsequently wish to raise a suspected fraud
page.case with the police, such information would be
Free email addressesvital in attempting to establish whether fraud has
Be wary of transactions that originate from freetaken place.
email accounts (such as Hotmail or Yahoo!). FreeLook like you mean business
email accounts are easy to set up and theyMake it clear on your web site that you operate
enable a fraudster to retain total anonymity - noanti-fraud precautions, and that you will make
proof of ID is required when opening a free emailevery effort to find and prosecute fraudsters
account. We are not suggesting that everywho abuse your online shopping system. Even if
customer who uses a free email account is ayou lack the resources to do this, it may
potential villain - many people have quite legitimateencourage fraudsters to look for easier targets
reasons for using them - but the use of a freeelsewhere.
email account should be considered particularlySummary
suspicious if it occurs in conjunction with one orPSBill is reliant on the banks for authorisation
more of the other circumstances listed on thiscodes. We run additional fraud checks that
page.operate across our systems looking for suspicious
Suspect countriespatterns in an attempt to avert large hits on any
Always check your delivery addresses. Countriesof our merchants' sites. But as the merchant, you
with the highest incidence of online card fraudalso need to be vigilant and take responsibility for
include many parts of Asia (including Indonesia,your own transactions. If in any doubt, place the
Malaysia and Singapore), the Baltic region, Easterntransaction on hold and do not despatch the
Europe, Africa and South America.goods. Allow yourself time to investigate.
Transaction valuesOf course, any fraud measures being
Be aware of the general average value of yourimplemented are a step in the right direction for
Internet sales. If you suddenly receive anthe merchant and consumer alike, and we
authorised order for an amount that far exceedswelcome any new bank initiatives in this regard.
your average order value, instead of calculatingHowever, we can not offer you any guarantee
the vast profits you feel you are about to makethat by using our (nor any other company's)
from this sale, you should exercise caution.payment system you will not encounter fraud or
Multiple transaction attemptschargebacks.