: Occasionally, these files are part of "haunted gaming" tropes where a user claims to have found a mysterious archive on an old hard drive or a suspicious deep-web link. How to Safely Investigate
If you have encountered a post featuring this file or have the file yourself, follow these safety steps:
: Many horror or sci-fi themed ARGs distribute "clue packages" in the form of .rar or .zip files. A file named "lifeline" often implies a narrative element where the player is attempting to "save" a character or receive vital data.