{
  "fileFormatID": 1226,
  "formatName": "BSDIFF",
  "version": "4.0",
  "formatDescription": "A binary source patch file containing differences to be applied to a source binary in order to create a target binary file.  As only the delta is stored and BZIP2 compression is used, this format provides an efficient means of applying patches to binary files.",
  "releaseDate": null,
  "binaryFileFormat": "Binary",
  "formatNote": null,
  "lastUpdatedDate": "11 Jun 2012",
  "formatProvenance": null,
  "formatSourceDate": "11 Jun 2012",
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  "formatRisk": null,
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  "identifiers": [
    {
      "identifierText": "fmt/439",
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    }
  ],
  "internalSignatures": [
    {
      "signatureID": 672,
      "name": "BSDIFF4.0",
      "note": null,
      "byteSequences": [
        {
          "positionType": "Absolute from BOF",
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      "provenance": "http://www.daemonology.net/bsdiff/"
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    {
      "externalSignature": "bsdiff",
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}