| Subject | English | Finnish |
| comp., MS | application protocol | sovellusprotokolla (A protocol that normally resides on top of the transport layer. For example, HTTP, TELNET, FTP and SMTP are all application protocols) |
| commun. | application protocol data unit | sovellutusten yhteyskäytännön datayksikkö |
| commun., engl. | Wireless Application Protocol | Wireless Application Protocol |