Tag: small black box

In recent years, smart door locks are becoming more and more popular. Compared with ordinary door locks, smart door locks are indeed much more convenient to use. You no longer need to carry the key, you can open the lock with only the password, proximity card, fingerprint, and face. With its existence, you no longer have to worry about being unable to enter the house because of the forgotten or lost key. The existence of the door lock is mainly to ensure the safety of people's family property and privacy. In addition to convenience and speed, the most important thing is whether its safety can meet the requirements. However, a recent CCTV report on the safety of smart door locks caused users to panic. Isn't smart locks safe? CCTV’s "Weekly Quality Report" program reported that the National General Electronic Components and Product Quality Supervision and Inspection Center was commissioned by the General Administration of Market Supervision to conduct a risk monitoring of smart door lock products nationwide. The detection content mainly includes these aspects: security risks of unlocking by small black box attacks, biometrics and proximity cards.   The small black box is unlocked in 3 seconds? Lingzhi: It doesn't…

Nowadays, in the era of rapid development of intelligent technology, all walks of life have changed. Changes have also taken place in industries including traditional door locks. From traditional key locks to current fingerprint locks, password locks, face recognition locks, etc., these smart door locks not only avoid the trouble of forgetting the key, but also avoid being unlocked by a thief. But recently, a video "Small Black Box Open Smart Lock in Seconds" circulated on the Internet, causing panic among the majority of smart lock users. So what exactly is this little black box? Introduction of the small black box: The "small black box" is also called the Tesla coil. The Tesla Coil is a transformer (resonant transformer) that operates on the principle of resonance. It was developed by the Serbian-American scientist Nikola· Tesla invented in 1891, mainly used to produce ultra-high voltage but low current, high frequency AC power. The working principle of the small black box: the strong electromagnetic pulse generated by the Tesla coil attacks the smart lock chip, causing the chip to crash and restart, and some smart locks automatically unlock after restarting by default.   Everyone will be worried Is your smart lock safe?…