![]() Because the exterior part of your deadbolt will remain, you can still use your physical keys but also lock and unlock the door from a smartphone app. Two of our picks are retrofit smart locks, which only replace the part of the lock that’s on the interior side of your door. The list includes models from August, Bosma, Eufy, Kwikset, Schlage, and Yale. “Depending on the model, you can view the status of your lock from anywhere and track who opens your door and when.”īelow you’ll find the 10 best smart locks from our tests, listed alphabetically and split into five categories. “Smart locks can add an invaluable level of peace of mind,” says Misha Kollontai, CR’s test engineer for door locks. It’s a combination of hardware and software that third-party lock makers can leverage, so you can unlock your door with just a tap from an iPhone or Apple Watch. In addition, Apple has now indirectly entered the smart lock market with the creation of its Apple Home Key system. There are even some models with built-in fingerprint scanners, allowing you to unlock your door with the tap of a finger. Either way, you can create, revoke, delete, and limit access to certain time periods with a few swipes on your smartphone. Instead, many smart locks have keypads for PINs and/or electronic keys, where the “key” lives in an app on your smartphone and communicates with your lock wirelessly. conventional deadbolts is that you never have to carry a physical key. Increased tolerances also help to increase the number of available component sizes or depths and promote longevity of the lock.One huge advantage that you get with smart locks vs. High Manufacturing Tolerances Increased concern over the tolerance of components to provide a manipulation-resistant and functional lock accompanies most high-security locks. Steel rods, ball bearings, and hardened materials are common. Destructive/Forced Entry Resistance All high-security locks use strong materials and designs that make them resistant to destructive entry techniques. Some locks also have components designed to resist impressioning and key bumping. Security pins are the most popular example of anti-manipulation components in pin-tumbler locks. ![]() Manipulation Resistance Almost all high-security locks have components designed to resist manipulation from lockpicking and decoding attacks. Key Differs High security locks traditionally offer a very high number of real and theoretical key differs to prevent cross keying and allow for complex master keying configurations. Many also require a specialized key cutting machine. ![]() Keys to high security locks also generally require a security card be presented for a locksmith to duplicate keys. ![]() Most high security locks have key bows and warding patterns that are patent protected to prevent unauthorized manufacturing. Key Control The ability to control the creation, distribution, and cutting of keys for a given lock can greatly increase the security of the keying system for a given lock. Restrictive Keyways The use of complex and paracentric keyways frustrate attacks by manipulation by making it harder to insert and manuever tools within the lock. Many of these characterstics are pre-requisites for various security ratings. Most high-security locks have many of the following included in their design to increase security.
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