A method, an apparatus, a device, and a base station are provided for implementing IoT device bootstrapping. The method may include: receiving bootstrapping information of a first device sent by the first device; determining a second device to be connected with the first device; sending the bootstrapping information of the first device to the second device. The technology of the present disclosure can realize IoT device bootstrapping based on cellular IoT, and improve efficiency of establishing a fast connection of the IoT device supporting the cellular IoT.