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AAP
An accredited ACH professional certified by the National Automated Clearing House Association (NACHA).
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Authorizations (Card Processing)
All transactions must be authorized via terminal, cash register, voice authorization, or automated voice response phone system (IVR).
Related Terms
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TLS (Transport Layer Security)
TLS refers to a cryptographic protocol to secure information sent over a computer data network. Connections using TLS typically have multiple authentication methods in place to secure...
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