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Recently,we have a application system,and some are created by PHP,and the login system was also created by PHP,but there are some system created by asp.net.
So if the user logins his information and stores in PHP,if he enters into the asp.net system,how can we know that he has logined?
So if the user logins his information and stores in PHP,if he enters into the asp.net system,how can we know that he has logined?