| Acronym | Meaning |
| PKI | Public Key Infrastructure |
| TWAIN | Technology Without An Interesting Name |
| SSL | Secure Sockets Layer |
| MIDI | Musical Instrument Digital Interface |
| LPM | Lines Per Minute |
| ICMP | Internet Control Message Protocol |
| WEP | Wireless Equivalent Privacy |
| GREP | Generalized Regular Expression Pattern-matcher |
| TSAPI | Telephony Service API |
| FCC | File Carbon Copy |