Unlocking method and mobile terminal

The invention provides an unlocking method and a mobile terminal. The unlocking method comprises, when a screen is in a locked state, determining whether the mobile terminal is switched to a handheldstate; if so, unlocking the screen of the mobile terminal and a first information; performing identity information authentication in the background; if identity information authentication is passed, unlocking a second information of the mobile terminal, wherein the privacy level of the second information is higher than that of the first information. According to the unlocking method and the mobileterminal, when a user holds the mobile terminal, the mobile terminal can detect the handheld state to automatically unlock the screen and the first information so that the user can rapidly use the first information of the mobile terminal, and after the background identity information authentication is passed, the mobile terminal can unlock the second information of the mobile terminal for the user. The unlocking method an