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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.
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IVR (Integrated Voice Response)
Integrated voice response or integrated voice recognition are payment systems that use the telephone to automate the capture of transactional information from a payer. Payers may either enter their payment information (routing number, account number, check number) via telephone keypad or read the payment information verbally. Learn more about IVR (Integrated Voice Response) here.
Related Terms
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Tokenization
Tokenization replaces sensitive financial account information with a random string of characters, called a token. Learn More
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