David Bolton Anti-Passback Rules: What Access Control Specifiers and Facility Teams Get Wrong at the Door What This Article Covers -- and Who It Helps Anti-passback is one of the most misunderstood rules in access control system design. Facility managers, security integrators, and commercial contractors o... access control door position switches electric strikes electrified hardware security hardware Aug 16, 2026
David Bolton NRP Hinges on Outswing Doors: When the Pin Becomes the Vulnerability Why the Hinge Pin Is a Security Problem on Outswing Doors This article is for commercial contractors, facility managers, and architects who specify or install hardware on outswing doors. It explains w... NRP commercial door hardware hinges outswing doors security hardware Aug 4, 2026
David Bolton NRP Hinges on Outswing Doors: When the Pin Is the Vulnerability and How to Fix It Before the Frame Is Set The Problem Nobody Catches Until the Door Is Already Hung Outswing commercial doors show up constantly in schools, healthcare facilities, retail storefronts, and industrial buildings. They improve egr... commercial door hardware hardware specification hinges outswing doors security hardware Jul 14, 2026
