: The naming convention (Date-Resolution-Source) is a standard format used by "Scene" or P2P release groups to ensure consistency.
: Analysts examine the .mp4 container for "fingerprints"—such as the specific version of the Handbrake or FFmpeg encoder used—which can link multiple pirated files to the same source. 12021-BR720p-SUBS-HOUSEOFGUCCI.mp4
The filename appears to be a specific instance of a pirated media file often used as a case study or dataset in research related to digital forensics and copyright infringement . 12021-BR720p-SUBS-HOUSEOFGUCCI.mp4
: Academic papers often cite specific filenames to document InfoHashes (unique identifiers) used to monitor BitTorrent traffic for that specific movie release. 12021-BR720p-SUBS-HOUSEOFGUCCI.mp4