Protectimus electronic visit verification https://www.protectimus.com/evv/index.php with hardware tokens employs a time-based one-time password creation mechanism. Protectimus Two, Slim, and Crystal hardware tokens are used in this system. A healthcare provider must first switch on the hardware token and enter a one-time password before they can access a patient's medical records. Healthcare professionals must then input the patient's one-time password and a second one-time password into the EVV system.