Wiegand vs. OSDP: Why Your Reader-to-Controller Wiring Matters

If you’re planning an access control upgrade, it’s easy to focus on readers, credentials, and software. But one of the biggest security (and reliability) decisions often hides in plain sight: the communication path between the reader at the door and the controller in the panel. That’s where the Wiegand vs. OSDP conversation matters. In simple […]