I know that Linux is more secure than Windows and normally doesn’t need an antivirus, but know myself I’m gonna end up downloading something at some point from somewhere on the internet, and it would be good to be prepared. So, which antivirus would you recommend for Linux (Mint specifically) just to double up on security?
Nope, the permission bit is preserved if you share the pdf in an archive like zip. The “looks different” won’t help. There is always at least a single user who accidentally falls for a trap, which looks like an obvious trap to others.