Interbank National Authorization System (INAS)

AAA

DEFINITION of 'Interbank National Authorization System (INAS)'

A network of banks that are affiliated with Mastercard International. The network facilitates the worldwide exchange of bankcard authorizations between different financial institutions. The network is used for both credit and debit cards bearing the Mastercard logo.

INVESTOPEDIA EXPLAINS 'Interbank National Authorization System (INAS)'

INAS is related to the Mastercard system INET, which have been combined into Banknet, a worldwide data communications network. Together, these two systems facilitate all Mastercard transactions everywhere.

RELATED TERMS
  1. Positive Authorization

    A system used to authorize retail purchases. Positive authorization ...
  2. Interbank Network for Electronic ...

    Worldwide network that facilitates the transfer of debit and ...
  3. Credit Card

    A card issued by a financial company giving the holder an option ...
  4. Transfer

    A change in ownership of an asset, or a movement of funds and/or ...
  5. Bank

    A financial institution licensed as a receiver of deposits. There ...
  6. Bank Insurance

    A guarantee by the Federal Deposit Insurance Corporation (FDIC) ...
Related Articles
  1. Personal Finance

    What Are Central Banks?

    They print money, they control inflation, and much, much more. All you need to know about central banks is here.
  2. Fundamental Analysis

    An Introduction To The International Monetary Fund (IMF)

    Chances are you've heard of the IMF. But what does it do, and why is it so controversial?
  3. Economics

    What Is An Emerging Market Economy?

    Emerging markets provide new investment opportunities, but there are risks - both to residents and foreign investors.
  4. Retirement

    What Was The Glass-Steagall Act?

    Established in 1933 and repealed in 1999, the Glass-Steagall Act had good intentions but mixed results.
  5. Personal Finance

    What Is The Bank For International Settlements?

    Get the scoop on the structure and functions of the oldest global financial institution.
  6. Personal Finance

    4 Tips To Cut Your Monthly Bank Fees

    We asked banking professions to share their biggest tips for tackling bank fees, and hopefully save more even before spring hits.
  7. Credit & Loans

    Understanding Loan-to-Value Ratio

    Loan-to-value ratio (LVR) is a tool used to evaluate the risk in a collateralized loan, usually a mortgage loan.
  8. Investing

    The Future Of Mobile Banking

    Typically slow to react to technological change, retail banks are finally recognizing the benefits it provides to consumers as well as the cost savings it gives the firm.
  9. Entrepreneurship

    JPMorgan vs. Goldman Sachs: A Tale of Two Stocks

    The performance of JPMorgan and Goldman has been impressive, but one has a slight edge.
  10. Stock Analysis

    How Citigroup Ensured That It's Too Big to Fail

    As a business, Citi has everything going for it. Scale, operational breadth...and the ear of key policymakers.

You May Also Like

Hot Definitions
  1. DuPont Analysis

    A method of performance measurement that was started by the DuPont Corporation in the 1920s. With this method, assets are ...
  2. Asset Class

    A group of securities that exhibit similar characteristics, behave similarly in the marketplace, and are subject to the same ...
  3. Fiat Money

    Currency that a government has declared to be legal tender, but is not backed by a physical commodity. The value of fiat ...
  4. Interest Rate Risk

    The risk that an investment's value will change due to a change in the absolute level of interest rates, in the spread between ...
  5. Income Effect

    In the context of economic theory, the income effect is the change in an individual's or economy's income and how that change ...
  6. Price-To-Sales Ratio - PSR

    A valuation ratio that compares a company’s stock price to its revenues. The price-to-sales ratio is an indicator of the ...
Trading Center