A method, an apparatus, and a platform for sharing a wireless local area network, so as to resolve a problem of low system security that exists in a process of currently implementing wireless local area network sharing. In the embodiments of the present invention, a wireless local area network sharing platform receives a wireless local area network sharing message generated by a first terminal based on locally saved wireless local area network sharing information and generates, according to the sharing information, identifier information corresponding to a wireless local area network sharing page; a second terminal accesses a wireless local area network according to the identifier information.