Application program authorization method, terminal, and server

An application program authorization method includes: when a first application on a terminal is logged into, sending, by the terminal to a first application server by using the first application, a first request message used for negotiating a token binding identifier of the first application; receiving, by the terminal, a first response message including generation information of the token binding identifier from the first application server; generating, by the terminal, the token binding identifier based on the generation information of the token binding identifier, and sending the token binding identifier to the first application server; and when the at least one second application on the terminal logs in by using the first application, sending, by the terminal to the first application server, a second request message, where the second request message includes the token binding identifier.