| Acronym | Meaning |
| SAP | SAP America, Inc. (SAP AG) |
| EAP | Extensible Authentication Protocol |
| PAN | Personal Area Network |
| IAB | Internet Architecture Board |
| NDS | Novell Directory Services |
| IPSEC | Internet Protocol Security |
| BCD | Binary Coded Decimal |
| RDF | Resource Description Framework |
| CSU | Channel Service Unit |
| ISP | Internet Service Provider |