Automated Clearing House (ACH) is a nationwide electronic funds transfer (EFT) system that provides for the inter-bank clearing of credit and debit transactions and for the exchange of information among participating financial institutions. The Automated Clearing House is a secure, private electronic payment transfer system that connects U.S. financial institutions. Direct paycheck deposits is an example of electronic fund transfers that go through this network. Utilizing ACH payments is cheaper and faster than processing paper checks, both B2B and B2C e-commerce payment activities heavily rely on the ACH system and have helped give the system tremendous traction.