Tutorials and best practices

Practical, step-by-step guides for running NethSecurity.

This section collects focused how-to articles.

• FAQ — frequently asked questions about NethSecurity
• Troubleshooting — general troubleshooting procedures for NethSecurity
• GDPR compliance — how NethSecurity aligns with GDPR directives
• Active Directory LDAP bind issues — fix LDAP bind failures with Windows Server 2025 AD and configure remote AD user databases for OpenVPN
• Custom OpenVPN tunnel — configure a custom OpenVPN tunnel via CLI
• DNS over HTTPS — set up DNS over HTTPS with filtering for privacy-focused DNS
• Hardware RAID controller — driver compatibility and workarounds for hardware RAID controllers
• High Availability (HA) — active/passive HA setup, support package, and upgrade from NethSecurity 7
• Installing on a VPS — install NethSecurity on cloud providers that don't allow disk image uploads
• Network interface reorder after upgrade to 8.7.1 — fix for network interface order changes after upgrade with mixed NIC vendors
• Registration troubleshooting — diagnose and fix registration failures
• UCI — manage NethSecurity configuration directly via the Unified Configuration Interface
• Nethesis Threat Shield — manage IP and DNS blacklists to block malicious traffic
• Cerbeyra probe — configure NethSecurity as an OpenVPN probe for Cerbeyra vulnerability assessments