: It supports AES-256 encryption and the ability to encrypt filenames, preventing unauthorized users from even seeing what is inside the archive.

: The 7z format itself is safe and not a virus .

The name "LT.7z" appeared in a 2010 developer discussion on SourceForge , where a user named "LT" shared it to test command-line compression efficiency. Another reference suggests it may be a folder/file name used for custom maps in older games like GTA . General Review of the .7z Format