Authorization and Settlement Fee per Transaction: Authorization and settlement fees are charged to issuers and acquirers for the authorizationprocess that Visa performs for each transactions.
Authorization is the process by which MasterCard validates the card, and Settlement fees are charged to issuers for the exchange of funds between issuers and acquirers.
For example, the process of authorization for credentials on a social networking site is very different from the process of obtaining credentials on an e-commerce or online banking site.