| Subject | English | Welsh |
| comp., MS | Global Universal Identification | Rhif Adnabod Eang Byd-eang (A 16-byte value generated from the unique identifier on a device, the current date and time, and a sequence number. It is used to identify a particular device, component, user, or session) |
| comp., MS | personal identification number | rhif adnabod personol (A unique and secret identification code similar to a password that is assigned to an authorized user and used to gain access to personal information or assets via an electronic device) |
| comp., MS | radio frequency identification sensor | synhwyrydd adnabod amledd radio (A type of sensor (such as a proximity sensor) that uses radio frequency identification (RFID) for a numerous purposes, such as identification of physical items, automatic log on, location of people, etc) |