If your account has been compromised:

To kick this person off your account you must go here and click 'Deauthorize all other devices'.

Change the password on your Steam account. Click here to see how.

Go here and click 'Revoke My Steam Web API key'. (If there is nothing there, don't worry about this step).

Reset your Steam trading URL here .

Please note it can take up to 24 hours for the scammer to be kicked off of your account. We don't recommend trading for at least 24 hours.