Create Your Own Self-Hosted ZTNA Solution in 2026 with Access Server: Complete Setup Guide

Zero Trust Network Access (ZTNA) replaces broad network access with least-privilege, identity-based access to specific resources. Many ZTNA products are cloud-only, which means your traffic, identities, and policies live on someone else’s infrastructure. For teams that need to keep control of their data, meet strict compliance rules, or run in private or air-gapped environments, a self-hosted ZTNA solution is the better fit.