It throws a risk score between 0-1000, scale is : 0 least risk and 1000 highest. It depends on a lot of factors to throw the score and best about risk engine is it's accuracy and it do shows top risk factors contributed the score so we know how to strengthen clients applications too in detecting such even before reaching transaction stage Review collected by and hosted on G2.com.

Not a major one but it do take some time learn the patterns and hence a few fraud attempts may go through due to low risk scores ( not many but still) Review collected by and hosted on G2.com.