A customer of a bank has placed a dispute on a payment for a credit card account. The banking system uses digital signatures to safeguard the integrity of their transactions. The bank claims that the system shows proof that the customer in fact made the payment. What is this system capability commonly known as?

Question

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Non-repudiation ensures that a party in a transaction cannot deny the authenticity of their signature on a document or a message that they originated.

A Customer of a Bank Has Placed a Dispute on a Payment