How about the security of hotel smart door locks?

The safety performance is definitely no problem. Now the smart door lock of this hotel is very mature.

There are two kinds of ic cards for door locks on the market, M 1 and T5557. Just pay attention to them, which should be consistent with seizing power. The chip and lock core of the door lock are relatively mature. At present, the price of door locks is mainly due to the different shapes of lock bodies, and the price of novel shapes is more expensive. In fact, the chip inside is the same as the lock core. Security performance is no problem, each manufacturer's locks have supporting software for encryption.