Non-repudiation is the ability for a system to prove that a specific user and only that specific user sent a message and that it hasn't been modified.

Mechanisms providing evidence of: 1) the identity of the sender of a payment message; and 2) the integrity of that message. These are sufficient to prevent the sender of a message from successfully de [..]

The ability to ensure that neither the originator nor the receiver in a transaction can dispute the validity of the transaction or access request. An independent verification takes place which allows [..]

Hey! This is a legal term. What's it doing in a computer glossary? My cousin is an attorney and used it in a recent conversation. I was too embarrassed to ask what it meant so I had to look it up. It seemed applicable so here it is. In general, non-repudiation is the ability to ensure that a party to a contract or a communication cannot deny t [..]

Prevents an individual or entity from denying having performed a particular action related to electronic data (such as origin, intent or ownership).

The ability to ensure and have evidence that a specific action occurred in an electronic transaction (e.g., that a message originator cannot deny sending a message or that a party in a transaction can [..]

A claim guaranteeing that the source of the documentation cannot later deny that he or she was the author.

One of the main classes of infosec, non-repudiation that parties in a transaction cannot later deny ("repudiate") that transaction. This is a critical idea in e-commerce because both parti [..]

  For e-Commerce and other electronic transactions, including ATMs (cash machines), all parties to a transaction must be confident that the transaction is secure; that the parties are who they say they are (authentication), and that the transaction is verified as final. Systems must ensure that a party cannot subsequently repudiate (reject) a trans [..]

The capability of establishing that a message was signed by a particular entity. That is, a message is said to be non-repudiatable when a user sends it, and one can prove that the user sent it. In pra [..]

google_ad_client="pub-8027288574377500";google_ad_slot="1043341745";google_ad_width=120;google_ad_height=600; Definition: Non-Repudiation refers to the verification of the identiti [..]

For e-commerce and other electronic transactions, including ATMs (cash machines), all parties to a transaction must be confident that the transaction is secure, that the parties are who they say they [..]

Ensuring that a transferred message has been sent and received by the parties claiming to have sent and received the message. Non-repudiation is a way to guarantee that the sender of a message cannot [..]

Non-repudiation is the ability to prove that an operation or event has taken place, so that this cannot be repudiated later. For e-mails, for example, non-repudiation is used to guarantee that the rec [..]

A security service by which evidence is maintained so that the sender and recipient of data cannot deny having participated in the communication.

The process of confirming proof of information delivery to the sender and proof of sender identity to the recipient.