Transaction and protocol security Definitions

  • C

    CTCI (Computer-to-computer interface)

    Computer-to-computer interface (CTCI) is a digital communications protocol that allows customers of the NASDAQ (National Association of Securities Dealers Automated Quotations) to conduct business in the options market... (Continued)

  • D

    DROP (delivery of real-time execution information protocol)

    DROP (delivery of real-time execution information protocol) is a feature of various NASDAQ (National Association of Securities Dealers Automated Quotations) protocols that allows a subscriber to continuously view vital information about trades including the date and time, the participants (by symbol or icon), order identification data, condensed descriptions, the exchange prices and relevant commissions... (Continued)

  • F

    FIX protocol (Financial Information Exchange protocol)

    The Financial Information Exchange (FIX) protocol is an open specification intended to streamline electronic communications in the financial securities industry... (Continued)

  • G

    Governance, Risk and Compliance (GRC)

    Governance, Risk and Compliance (GRC) is a combined area of focus within an organization that developed because of interdependencies between the three components.

  • I

    ITCH

    ITCH is a direct data-feed interface that allows customers of the NASDAQ (National Association of Securities Dealers Automated Quotations) to observe or disseminate information about stock trading activities... (Continued)

  • N

    NASDAQ (National Association of Securities Dealers Automated Quotations)

    The NASDAQ is the largest electronic securities exchange in the United States.

  • National Automated Clearing House Association (NACHA)

    The National Automated Clearing House Association (NACHA) is a not-for-profit trade association that develops operating rules and business practices for the nationwide network of automated clearing houses (ACHs) and for other areas of electronic payments.

  • O

    OTTO protocol (OUCH To Trade Options)

    OTTO (OUCH To Trade Options) is a digital communications protocol that allows customers of the NASDAQ (National Association of Securities Dealers Automated Quotations) to conduct business in the options market... (Continued)

  • OUCH protocol

    OUCH is a digital communications protocol that allows customers of the NASDAQ (National Association of Securities Dealers Automated Quotations) to conduct business in the options market... (Continued)

  • Q

    QIX (NASDAQ Information Exchange protocol)

    QIX (NASDAQ Information Exchange protocol) is a proprietary specification intended to streamline automated trading in the financial industry... (Continued)

  • R

    RASHport (Routing and Special Handling)

    RASHport, also called RASH (Routing and Special Handling), is a digital communications protocol that allows customers of the NASDAQ (National Association of Securities Dealers Automated Quotations) to conduct business in the options market... (Continued)

  • remote deposit capture (RDC)

    Remote deposit capture (RDC) is a system that allows a customer to scan checks remotely and transmit the check images to a bank for deposit, usually via an encrypted Internet connection. When the bank receives a check image from the customer, it posts the deposit to the customer's account and makes the funds available based upon the customer's particular availability schedule.

  • S

    SAML (Security Assertion Markup Language)

    SAML (Security Assertion Markup Language) is an Extensible Markup Language (XML) standard that allows a user to log on once for affiliated but separate Web sites.

  • Secure Electronic Transaction (SET)

    Secure Electronic Transaction (SET) is a system for ensuring the security of financial transactions on the Internet.

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