If you are actively trading, then sometimes it’s important to keep track of your active sessions to ensure that nobody is logged in into your account. To access your active sessions. Please open your "Security" settings, which can be found in the dropdown menu when you hover the mouse over your profile’s icon in the top right corner of the main toolbar.
Once you are there, scroll all the way to the bottom. There you will find the session management section, where you can quickly analyze active sessions and terminate them by clicking (x).