A secure product display system and associated method can include a display secured with a lock, a dispenser including a digital key request code and an input configured to accept entry of a digital key, and an access cloud configured to transmit the digital key to a user device when the digital key is requested using the digital key request code, wherein the lock is unlocked when the digital key, entered with the input, is authentic.

Internet-based entry authorization systems and methods for enabling a human authorizer to authorize or deny physical entry to a human visitor at a secure physical entry point designed to defend against replay attacks by use of instantaneously presented dynamic URLs including dynamic Physical Entry Request Identifiers (PERIs) requiring authentication.