What Is Zero Trust? How Does It Differ from VPN and SDP? Should SMBs Adopt It (2026)
June 14, 2026
Zero trust trusts no one by default, verifies every request, and exposes only the systems you authorize; a VPN trusts you at the door and then opens up the entire internal network. This article explains the differences between zero trust, VPN and SDP, whether SMBs should adopt it, and how to roll it out at low cost with SaaS.