| Subject | English | Chinese simplified |
| comp., MS | SIM card | SIM 卡 (A smart card that stores a subscriber's personal identifier, billing information, and data) |
| comp., MS | SIM PIN | SIM 卡的 PIN 码 (A type of personal identification number (PIN) for the SIM card, consisting of 4 digits, that is used to gain access to your mobile phone) |
| comp., MS | SIM security | SIM 卡安全 (A toggle switch that you tap to enter a SIM PIN) |
| comp., MS | SIM Toolkit | SIM 卡工具包 (A technology that provides a set of command specifications that define how applications on a Subscriber Identity Module (SIM) card must interact with any mobile equipment (ME). Because it allows custom encryption, it is used mainly with applications that need a lot of security, like banking, gaming, etc) |