If someone is linked to your computer, it means that the two machines are on the same local area network. Typically this is done with the intention of sharing files between computers. However, it is possible to set up a local area network at the same time you’re setting up a shared Internet connection and not even realize it. In the event that this occurs, you can find out if someone else is linked to your computer by opening a very specific folder. Writer Bio

How Do I Find Out If Someone Else Is Linked to My Computer  - 59