Patent ID: 7930276
Filing Date: 2011-04-19
Classification: G06F,H04N

Abstract:
1. A content edit apparatus for editing a digital content file that includes a content to be verified, said apparatus comprising: first verification means for verifying first verification data appended to the digital content file to determine whether or not the content included in the digital content file has been altered; holding means for holding verification result information indicating a verification result of said first verification means; edit means for editing the content in the digital content file; edit record generation means for generating edit record information of the content edited by said edit means; second verification data generation means for generating second verification data using the verification result information held by said holding means, the edit record information generated by said edit record generation means, and the edited content edited by said edit means; and output means for combining the content edited by said edit means, the verification result information held by said holding means, the edit record information, and the second verification data to obtain an edited digital content file, and outputting the edited digital content file.