A small merchant is using a legacy 3rd-party module to integrate with a payment provide. This module takes the cardholder information
What changes must be made to the 3rd-party modules to reduce the scope of their Self-Assessment Questionaire?
Utilize a VPN connection to the payment provider
Store credentials encrypted in the database.
Use the HTTPS protocol to connect to the payment provider.
Utilize the payment provider's frontend iframe system.
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