"file:///C:/users"
Once in a while, I'll see someone Tweet a "link" to file:///C:/users/...
- that's the Microsoft Windows way of representing a location on a filesystem.
Usually this means that the user has tried to either drag 'n' drop something, or copied a link from their file explorer.
There are some (mild) infosec risks you should be aware of.
Find local user names - this shows you what their username is for their computer:
See who has admin rights on their machine:
If someone doesn't have their full name - or real name - on Twitter, this can reveal it:
Risk
The main risk is one of embarrassment of posting a non-working link. But if you're trying to hide your details, there's a minor risk of you accidentally revealing your name or username.
Stay safe out there!