| Feature | Outpost Office Firewall (2005) | Outpost Network Security 2.0 (2007) | Outpost Network Security 3.0 (2009) |
| Firewall for end-point PCs network security |  | | |
| Antispyware for basic malware protection | | | |
| Antivirus for total malware protection |  | | |
| Cloud deployment in a few clicks | | | |
| User group segmentation for more targeted protection | | | |
| On-demand malware scans executed remotely | | | |
| USB storage devices access lockdown | | | |
| Remote viewing of past event logs | | | |
| Real-time endpoint activity monitoring with instant access to policy editing option | | | |
| Streamlined performance | | | |
| Centrally managed blacklisted URLs | | | |
| Client agent’s for file servers compatibility | | | |
| Full 64-bit support | | | |
