Cryptocurrency payment and refund processing on a transaction terminal

A method, comprising:

• providing a transaction manager of a transaction terminal with a threshold amount beyond which the transaction manager is to deny any requests for cryptocurrency payments at the transaction terminal when total transactions prices exceed the threshold amount;
• sending to the transaction manager a wallet identifier for a wallet associated with a particular cryptocurrency in response to a request received from the transaction manager during a payment transaction being conducted at the transaction terminal;
• and
• maintaining an association between a pending transaction identifier associated with the a cryptocurrency payment and a payment transaction identifier for the payment transaction in a transaction history based on receipt of the pending transaction identifier provided by the transaction manager and obtained by the transaction manager from a cryptographic network.

A transaction terminal, comprising:

• a hardware processor configured to execute executable instructions from a non-transitory computer-readable storage medium, wherein the executable instructions are a transaction manager;
• and
• the transaction manager configured to:
• i) execute on the hardware processor, ii) accept cryptocurrency payments as a form of payment for transactions at the transaction terminal, and iii) refund cryptocurrency for refund transactions at the transaction terminal when those refund transactions were originally conducted as the transactions by the transaction terminal using the cryptocurrency as the form of payment.