Internet of things (IoT) is one of the main application scenarios of 5th generation mobile
networks (5G). Along with the rapid development of 5G, IoT terminal devices will create big
data. Generally, IoT terminal devices are lightweight user equipments, for example,
wearable devices. In order to take use of these lightweight terminal devices, it is a feasible
way to outsource these created big data to the public cloud. When these data are out of the
client's control, it is of crucial importance to ensure the remote data integrity. To solve the …