ACK (ACH Payment Acknowledgement)

An ACK entry is an acknowledgement by the receiving depository financial institution (RDFI) confirming the receipt of a corporate credit or debit (CCD) credit entry.

Related Terms

  • Hosted Tokenization

    Hosted tokenization enables payments inside of software applications to be processed without exposing the actual payment information, such as a credit card number. Learn More

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  • Lockbox

    Lockbox refers to banking in which the funds are placed in a physical storage unit (such as a post office box). A bank would then visit the...

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