Table 4 Processing of unstructured data

//U2. File processing

HandleFile(inputfile, Rule){

    filetype = CheckType(inputfile)

    if (filetype == C){//Changeable File

      duplicatedFile = CopyFile(inputfile)

      OriginalFileEncryption(inputfile, key, currentTime)

      result1 = DeidentificationFile(duplicatedFile, rule)

      //Cryptography, Replacement, Elimination

    } else {//Unchangeable File

        UnchangeableFileEncryption(inputfile, key, currentTime)

    }

    goto U3

}