In one embodiment, a method includes broadcasting, from a first mobile device, a message having an identity of the first mobile device and conditions for connecting to a network through the first mobile device and receiving, at the first mobile device, a request from one or more second mobile devices that includes second user identifiers corresponding to respective second users of the one or more second mobile devices. The second user identifiers correspond to respective user accounts of one or more second users in a social-networking system. The method also includes determining, at the first mobile device, whether the one or more second mobile devices are authorized to access the network through the first mobile device and, if the one or more second devices are authorized to access the network, then configuring the first mobile device to provide the second mobile device network access.