Shenzhen Bio Technology Co., Ltd

Shenzhen Bio Technology Co., Ltd

What are the characteristics of Fingerprint Scanner for unlocking doors?

2026 01/07

Besides fingerprint unlocking, many people also prefer to use password unlocking. This method has a high accuracy rate, but there are still concerns about malicious individuals spying on the password or using infrared thermal imaging to crack it.
Employee fingerprint attendance machine
Password unlocking is one way Capacitive Fingerprint Scanner unlock doors, similar to entering a password on a phone or computer.
In fact, it's very difficult for criminals to monitor the entered password this way. Many Fingerprint Scanner have taken this into account, so Fingerprint Scanner with "dummy password technology" are a good choice.
This allows users to freely add fake passwords before and after the main password; as long as the correct password is entered in the middle, the door will unlock.
That is, a dummy password + the correct password + a dummy password, which helps protect the user's password from being leaked.