| Acronym | Meaning |
| GPRS | General Packet Radio Service |
| CGI | Common Gateway Interface |
| PGP | Pretty Good Privacy |
| PHB | Photochemical Hole Burning |
| PGM | Pragmatic General Multicast / Pretty Good Multicast |
| SMS | Systems Management Server |
| PHP | PHP Hypertext Preprocessor (Personal Home Page) |
| DASD | Direct Access Storage Device |
| QCIF | Quarter Common Intermediate Format |
| WYSIWYG | What You See Is What You Get |