What are the common reasons why an end-customer might be mistakenly flagged as fraudulent?

Transactions sometimes trigger a false positive if the end-customer attempts multiple transactions in a short period of time or spends outside of their normal activity (i.e. high dollar transactions, unusual merchants, high risk merchants, etc.). …

What should I do if I find out that an end-customer couldn't complete a payment because he was flagged for fraudolent behaviour?

If an end-customer cannot make a payment, it could be for a number of reasons. If you are contacted about an end-customer unable to make a payment, you can review the Synctera console to determine if it was flagged for fraudulent behavior. If so, …