Definition of "nonrepudiation" [nonrepudiation]

• Assurance that a contract cannot later be denied by either of the parties involved. (noun)
• Assurance that the claimed sender or recipient is in fact the party who sent or received a given message. (noun)

Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License

• "The chips can be used to support data protection, communications security, strong authentication, identity management, network access control and nonrepudiation."
• "There are technical nuances to nonrepudiation in communications systems."
• "In commercial applications, nonrepudiation mechanisms give a chance to avoid classic comments such as "the check is in the mail" or "we haven't received your payment.""