A method for accessing a wireless network includes accessing a target router according to first access information, so as to access a part of one or more servers. The method also includes sending device verification information to the part of one or more servers; and receiving second access information, wherein the second access information is sent by the target router when the device verification information passes a verification performed by the part of one or more servers. The method further includes accessing the target router according to the second access information, so as to access all of the one or more servers.