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The purpose of a checksum on an amount field in an electronic data interchange (EDI) communication of financia

The purpose of a checksum on an amount field in an electronic data interchange (EDI)
communication of financial transactions is to ensure:

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A.
integrity.

B.
authenticity.

C.
authorization.

D.
nonrepudiation.

Explanation:

A checksum calculated on an amount field and included in the EDI communication can be used to
identify unauthorized modifications. Authenticity and authorization cannot be established by a
checksum alone and need other controls. Nonrepudiation can beensured by using digital
signatures.


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