: Many DVR/NVR systems use this naming convention (e.g., Group 4, Clip 1255).
: Specific brands often use alphanumeric strings to catalog clips. g4_01255.mp4
: Files uploaded to services like Google Drive or Dropbox without a manual name change. : Many DVR/NVR systems use this naming convention (e
: Sometimes associated with specific archives or forum attachments. or a security system.
Could you tell me or provide more context about the topic it's related to? I can help you dig deeper if I know if it's from a specific website, a leak, or a security system.