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OSDP VS. WIEGAND

Why use OSDP instead of Wiegand? When a security system is being replaced or retrofitted, OSDP should be considered instead of Wiegand, since Wiegand leaves many card readers vulnerable to attack. OSDP offers end users more options due to its interoperable nature. In addition, OSDP’s multi-drop capabilities means one length of 2-conductor cable can accommodate

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