Vid-20190324-wa0013mp4

: A sequential serial number assigned by the app to distinguish between multiple media files received on that same day.

: Represents the date the file was saved or received ( March 24, 2019 ). VID-20190324-WA0013mp4

: The file extension, confirming it is an MPEG-4 video file, which is a standard supported format for WhatsApp media. Context for "Paper" : A sequential serial number assigned by the

: It may be cited in a legal or investigative report as a specific piece of digital evidence. 2019 ). : The file extension

Remote exploitation of a WhatsApp man-in-the-disk vulnerability