Multiple encryption and physical mode alteration to prevent copying and cracking occurrences.

The Safety Star product line, replacing the universal card with inductive card technology, uses hard encryption and a contact-based security shield to eliminate the possibility of duplication at its source. The Security Shield can perform emergency unlocking, set locks, retrieve unlocking logs, and provide emergency power to the locks.

Traditional smart locks and universal hand cards are both carried by proximity cards. Universal hand cards can unlock all locks within the venue. However, proximity cards can be quickly read and copied by specialized equipment.

Especially in recent years, the act of theft through illegal duplication of the Universal Hand card has reached epidemic proportions.