If one user have login in one computer or a browser,then he login in another computer/browser again,so the former login should be marked as invalid,is there any way to implement this?
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If one user have login in one computer or a browser,then he login in another computer/browser again,so the former login should be marked as invalid,is there any way to implement this?
One way it to set a cookie with a session id when they log in, and record the latest session id somewhere server-side (like a database) keyed by that user id. On any website access, verify it’s the latest session for that user.