| Acronym | Meaning |
| DDOS | Distributed Denial-of-Service |
| TDM | Time Division Multiplexing |
| MIB | Management Information Base |
| PDL | Page Description Language |
| VTC | Virus Test Center |
| MIS | Management Information System |
| KB | Kilobit |
| DAC | Digital-to-Analog Converter |
| JBIG | Joint Bi-level Image Experts Group |
| URL | Uniform Resource Locator |