A payment gateway encrypts and transmits customer data; a processor moves funds between accounts. Both are essential for online credit card transactions.

Robert Day is the MP at weAudit.com and the author of The Great American Heist: How Credit Card Processors Steal Businesses' Profits. Card account updaters (CAUs) are handy tools that credit card ...

Learn how credit card posting affects your transaction timeline, the differences between transaction and post dates, and how it impacts your account balance and payments.