COMMUNICATION METHOD, APPARATUS AND SYSTEM
FIG8 is a schematic structural diagram of a network side device according to an embodiment of the present invention
As shown in FIG8, the network side device further includes:a first sending module 740, configured to send a second message to the terminal, where the second message carries the ciphertext of the context information of the terminal.
schematic structural diagram
740
first sending module
730
connection module
710
receiving module
720
decryption module
['14. A network side device, comprising: a receiving module, configured to receive a first message sent by a terminal, wherein the first message carries ciphertext of context information of the terminal, and the ciphertext of the context information is information obtained by encrypting the context information of the terminal; an encryption and decryption module, configured to: obtain a first key, and decrypt the ciphertext of the context information based on the first key, to obtain the context information; and a connection module, configured to establish a communication connection for the terminal based on the context information.', '15. The network side device according to claim 14, wherein the encryption and decryption module is further configured to: encrypt the context information of the terminal based on the first key, to obtain the ciphertext of the context information of the terminal; and the network side device further comprises: a first sending module, configured to send a second message to the terminal, wherein the second message carries the ciphertext of the context information of the terminal.']