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notes/areas/OPNsense/opnsense-proposal-draft.md
2025-03-18 14:23:17 +01:00

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## Introduction
Goal: Propose a UTM firewall based on the opnsense operating system to the customer.
Make "Bundles" including different kind of features with different price tags:
### Features
#### Main
- Base setup (routing, generic config, firewall rules, vlans, authentication via ad, etc...)
- VPN (standard OpenVPN)
- Free SSL certs (via ACME and Lets Encrypt) with auto-renewal
- Web Proxy (Caching Proxy, Web Filter, Transparent Proxy, SSL inspection, managed TLS exclusion, https de-/encryption) (!NOTE!: opnsense ca needs to be trusted from every client, which can be distributed by a GPO rule)
- Extend Feature of OPNsense Antivirus (with clamav + c-icap)
- IDS/IPS Protection via Suricata
#### Not implemented yet
- Mail Protection via Mail Relay on OPNsense
- WAF
#### Optional
- DynDNS
- Backup of config to google cloud, git or nextcloud (standard is backup locally and to opncentral)
- `OPNProxy`-Plugin extends Web Proxy to fine grained control of user/group access to certain domains/urls
### Bundles
#### Level 1
- Base
- VPN
- SSL certs (can be managed centrally by opncentral and pushed to specific customers when needed)
#### Level 2
- Web Proxy + Antivirus
- IDS/IPS Protection
#### Level 3
- Mail Protection
- WAF