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|1. (WO2018137255) METHOD, APPARATUS AND SYSTEM FOR PROTECTING DATA|
|Applicants:||HUAWEI TECHNOLOGIES CO., LTD.
|Title:||METHOD, APPARATUS AND SYSTEM FOR PROTECTING DATA|
Disclosed are a method, apparatus and system for protecting data in a communication system. The method comprises : a core network node acquiring information associated with a service of a terminal device; and the core network node determining, according to the information associated with the service, a network node for executing security protection on data of the service. By means of the method, different network nodes for different services can be flexibly selected to execute security protection, thereby satisfying the security requirement of an operator or a service and improving the security of a system.