NonRepudiation is a Key Usage bit
that is asserted when the Certificate Subject Public Key
is used to verify Digital Signature
, other than signatures on certificates
(bit 5) and CRLs (bit 6), used to provide a Non-Repudiation
service that protects against the signing entity falsely denying some action.
NonRepudiation in the case of later conflict, a reliable Third-party may determine the authenticity of the signed data.
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