A method and system for detecting fraud in a credit card transaction
between consumer and a merchant over the Internet. The method and system
comprises obtaining credit card information relating to the transaction
from the consumer; and verifying the credit card information based upon a
variety of parameters. The variety of parameters are weighted so as to
provide a merchant with a quantifiable indication of whether the credit
card transaction is fraudulent. In so doing, an integrated verification
system is provided which allows a merchant, or the like, to accurately
and efficiently determine the validity of a transaction over the
Internet.