The Drawbacks of Biometric Locks

Fingerprint locks, or biometric locks, provide state-of-the-art entry into a facility without the use of keys. These keyless locks operate off fingerprint recognition and can often be observed in a number of facilities including home, office buildings, government buildings, airports, cars, laptops, safes and more.

How Biometric Locks Work

Biometric locks means no more digging, searching and fidgeting with messy key rings to gain entry into your facilities. Instead, users simply apply their fingertip to the scanner to gain access in a matter of seconds. And, with biometric locks, individuals are able to key in their own unique code, which means, gone are the days of costly lock replacements once an individual moves out. Simply erase the person’s code, and they no longer have access to the facilities.

locksmith in denver coloradoFingerprint locks operate via thermal or optical scanner and can be biometric, pin code or a combination of the two. Once your finger tip is pressed against the scanner, it automatically memorizes and identifies each individual’s fingerprint by its unique characteristics. Once the fingerprint is recognized, the individual then types their individual code into the keypad for authorized entry. Once the lock has been activated, it will automatically reset after a few seconds, at which time the code will have to be reentered in order to deactivate the locking mechanism again.

Biometric locks can be accessed on site or via remote control or cell phone. These locks are available in variety of styles including deadbolt, deadbolt fingerprint latch, IP network locks and more as well as various colors, to accommodate any exterior. Users also have the option of purchasing a biometric lock with an intruder alarm. Biometric locks are comprised of durable materials and are weatherproof to block dust and water. And in the event the system malfunctions or the battery pack fails, replacement tag keys can be used to gain entry.

Fingerprint locks easily replace existing locks and can be installed in just a few short steps.

The Drawbacks of Biometric Locks 

One drawback of biometric locks is that they operate via battery pack, which requires basic double AA batteries. This means, just like any other battery, they will eventually need to be replaced in order to maintain its function. Therefore, be sure to inspect and replace the batteries regularly to avoid a malfunctioning system.

Another drawback to fingerprint systems, is since they rely on minutiae pattern matching, if the surface of the user’s finger becomes damaged in someway, such as by a cut or scar, it will make it difficult for the recognition system to read the print, thereby, delaying or denying access into the facility. So, be sure to keep your chosen finger injury-free, or you will be forced to use the key code or replacement key to gain entry.

Some biometric locks have a mechanical key entry, which can be used in the event the fingerprint reader fails, however, it could pose a security risk. According to an article on (1), one DefCon hacker simply inserted a paper clip into the mechanical key way entry of a certain brand lock to depress the pin that engages the latch, gaining entry into the door. Many manufactures have become aware of such flaws in their systems and have since gone on to make adaptions to their product. Therefore, when selecting a biometric lock, it is important to purchase the lock from a reputable manufacturer. A Professional Denver locksmith remain up to date in industry changes and can recommend the best lock for your needs.

locksmith Denver coLastly, biometric locks are fairly easy to install, however, as with any security system, it needs to be installed properly in order reap the full benefits. Professional locksmiths are highly trained in the proper installation of various locks to help ensure you and your family’s safety. They also offer warranty on parts and service, in the event you encounter issues later.

Reference (n.d.). Biometric and Other Locks Fail to Foil Hackers at Defcon. Retrieved from

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