| Front | Back |
| L2TP | Layer 2 Tunneling Protocol |
| HIDS | Host Based Intrusion Detection System |
| HIPS | Host Based Intrusion Prevention System |
| AUP | Acceptable Use Policy |
| NIPS | Network Based Intrusion Prevention System |
| CA | Certificate Authority |
| HVAC | Heating, Ventilation Air Conditioning |
| LANMAN | Local Area Network Manager |
| DMZ | Demilitarized Zone |
| MD5 | Message Digest 5 |
| VLAN | Virtual Local Area Network |
| ARP | Address Resolution Protocol |
| TPM | Trusted Platform Module |
| ACL | Access Control List |
| ICMP | Internet Control Message Protocol |
| WPA | Wi-Fi Protected Access |
| MAC (Address) | Media Access Control |
| AES | Advanced Encryption Standard |
| PAT | Port Address Translation (Aka NAT Overload) |
| WEP | Wired Equivalent Privacy |
| RBAC | Role/Rule Based Access Control |
| ALE | Annualized Loss Expectancy |
| DOS | Denial Of Service |
| MAC | Mandatory Access Control |
| NIDS | Network Based Intrusion Detection System |
| NAT | Network Address Translation |
| IPSEC | Internet Protocol Security |
| WAN | Wide Area Network |
| DAC | Discretionary Access Control |
| DDOS | Distributed Denial of Service |
| LAN | Local Area Network |
| WAP | Wireless Access Point |
| PKI | Public Key Infrastructure |
| PGP | Pretty Good Privacy |
| DES | Digital Encryption Standard |
| NAC | Network Access Control |
| SHA | Secured Hash Algorithm |
| WLAN | Wireless Local Area Network |
| EAP | Extensible Authentication Protocol |
| PII | Personally Identifiable Information |