: A sequential serial number assigned by the app to distinguish between multiple media files received on that same day.
: The file extension, confirming it is an MPEG-4 video file, which is a standard supported format for WhatsApp media. Context for "Paper" VID-20190324-WA0013mp4
: Stands for WhatsApp , the platform through which the media was shared. : A sequential serial number assigned by the
: It may be cited in a legal or investigative report as a specific piece of digital evidence. VID-20190324-WA0013mp4
Remote exploitation of a WhatsApp man-in-the-disk vulnerability