| Acronym | Meaning |
| MOSS | Mime Object Security Services |
| VMS | Virtual Memory System |
| TFTP | Trivial File Transfer Protocol |
| VRU | Virus Research Unit |
| JPEG | Joint Photographic Experts Group |
| S-HTTP | Secure HTTP |
| EPS | Encapsulated PostScript |
| SLED | Single Large Expensive Disk |
| IANA | Internet Assigned Numbers Authority |
| ICANN | The Internet Corporation For Assigned Names And Numbers |