| Subject | English | Latvian |
| comp., MS | symmetric-key cryptography | simetriskā atslēgšifrēšana (A type of cryptography that uses symmetric keys to provide confidentiality) |
| comp., MS | symmetric multiprocessing | simetriskā multiapstrāde (A multiprocessing operation in which multiple processors share the same memory, which contains one copy of the operating system, one copy of any applications that are in use, and one copy of the data. Because the operating system divides the workload into tasks and assigns those tasks to whatever processors are available, SMP reduces transaction time) |