• Media file structure forensic analysis, frame allocation map, frame mapping

 

  • FORENSIC MEDIA FILE STRUCTURE ANALYSIS

    ACU-Expert option HEX is a special software module (add-on or standalone) dedicated to detailed media file structure analysis for forensic audio/video evidence authenticity approval. The software set is developed on the basis of state-of-the-art digital forensics and can be used both by computer forensics and forensic audio experts.

    ADVANTAGES

    • Specially designed software for the means of forensic media file analysis
    • Repeatability of the results – detailed reporting
    • All audio formats supported
    • File header and frame allocation parsing
    • Fast calculations and convenient file management.
    • Automatic search for coder features

    BENEFITS

    • Up-to-date technological approach to forensic media file authenticity approval
    • Unique methods for experts’ confidence
    • Revealing of intentionally hidden features to confirm media file manipulations
    • Professional expert training based on real-case studies
    • Expert support and free consultations

    APPLICATIONS

    ACU-Expert option HEX is already probed in dozens of real authenticity analysis cases and have proven its uniqueness and efficiency.

    FEATURES

    • Detailed file header structure parsing
    • Check for file format match
    • Check for announced and factual structure blocks parameters
    • HEX representation with different variants of content interpretation
    • Automatic search for coder features
    • By-bit comparison of two files
    • Extraction of GPS data
    • Frame and block properties marked over frame allocation map

    The system provides recognition and check of structure of the following file formats:

    • .wav and .avi - Resource Interchange File Formats.
    • Advanced Systems Format (ASF) of .wma and .wmv files.
    • MPEG4/QuickTime File Format (QTFF) - .mov, .mp4, .m4a, .m4v and .3gp files.
    • MPEG1/2/2.5 Layer 3 (mp3) - .mp3 files.
    • Adaptive Multi Rate (AMR) - .amr files.
    • MPEG-PS (Program Stream) - .mpg, .mpeg and .vob files.
    • MPEG-TS (Transport Stream) - .mts, .m2ts files.
    • Audio stream of MPEG1/2/2.5 Layer 2/3.

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