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Best Buy customers often prefer the following products when searching for best security locks.

Security locks are a great way to keep your home and belongings safe. They're easy to install, and they can be used on just about any door or window. Browse the top-ranked list of best security locks below along with associated reviews and opinions.

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  1. Yale - Assure Lock - Electronic Lever Lock with Keypad | Key Access - Black Suede - Front_Zoom
    Top comment

    "The primary feature I needed was a lock that locks itself once unlocked, and that’s what it does, regardless of how it was unlocked. ...5-Star Features - 2-Star Security...This lock is no exception, with one glaring concern: I would never use this style lock as the primary lock for an exterior door. "

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    Product Description

    Replaces your existing lever or knob with the Assure Lever, a keypad lever lock, and enjoy the convenience of unlocking and locking your door using the backlit keypad; you'll never have to carry around your keys again. Create unique entry codes for friends and family and remove codes whenever you need to. Great for side entry doors, garage entry, basement doors, home offices - any door with a single hole prep. The lock is Grade 2 certified and backed Yale, one of the world's best known brands in the lock industry that's been securing homes since 1840, ensuring that your home and family is always safe. The Assure Lever can be upgraded with a Yale Network Module or Connected by August Kit to integrate into most home automation and security systems so that you can control and monitor the lock from anywhere.
    See all Smart Door Locks
    Top comment

    "The primary feature I needed was a lock that locks itself once unlocked, and that’s what it does, regardless of how it was unlocked. ...5-Star Features - 2-Star Security...This lock is no exception, with one glaring concern: I would never use this style lock as the primary lock for an exterior door. "

    See all customer reviews

    Product Description

    Replaces your existing lever or knob with the Assure Lever, a keypad lever lock, and enjoy the convenience of unlocking and locking your door using the backlit keypad; you'll never have to carry around your keys again. Create unique entry codes for friends and family and remove codes whenever you need to. Great for side entry doors, garage entry, basement doors, home offices - any door with a single hole prep. The lock is Grade 2 certified and backed Yale, one of the world's best known brands in the lock industry that's been securing homes since 1840, ensuring that your home and family is always safe. The Assure Lever can be upgraded with a Yale Network Module or Connected by August Kit to integrate into most home automation and security systems so that you can control and monitor the lock from anywhere.
    See all Smart Door Locks
    See all Smart Door Locks
  2. Lockly - Secure Pro Smart Lock Wi-Fi Replacement Deadbolt with 3D Biometric Fingerprint/Keypad/Voice Control Access - Satin Nickel - Front_Zoom
    Top comment

    "Best Door lock made...I have had many smartish door locks in the past. Nothing touches or compares to this lock. ...Best lock I’ve ever purchased, it’s great for my real estate rental business I don’t need to keep changing locks anymore"

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    Product Description

    The award-winning Lockly Secure Pro deadbolt is a upgrade for all homeowners. Featuring hack-proof patented PIN Genie keypad and 3D biometric fingerprint access for keyless entry, combined with app control, Scan-to-Open, Voice control with Alexa and Google Assistant, Offline access codes and Physical key to always have access or grant access. Real-time door status monitoring from anywhere, anytime through free, no-subscription Lockly App. Best for homeowners, Airbnb rentals and offices. Universal fit for easy DIY installation.
    See all Smart Door Locks
    Top comment

    "Best Door lock made...I have had many smartish door locks in the past. Nothing touches or compares to this lock. ...Best lock I’ve ever purchased, it’s great for my real estate rental business I don’t need to keep changing locks anymore"

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    Product Description

    The award-winning Lockly Secure Pro deadbolt is a upgrade for all homeowners. Featuring hack-proof patented PIN Genie keypad and 3D biometric fingerprint access for keyless entry, combined with app control, Scan-to-Open, Voice control with Alexa and Google Assistant, Offline access codes and Physical key to always have access or grant access. Real-time door status monitoring from anywhere, anytime through free, no-subscription Lockly App. Best for homeowners, Airbnb rentals and offices. Universal fit for easy DIY installation.
    See all Smart Door Locks
    See all Smart Door Locks
  3. Targus - DEFCON Ultimate Universal Resettable Combination Lock - Silver - Front_Zoom
    Top comment

    "Adds great security...The Targus - DEFCON™ Ultimate Universal Resettable Combination Lock adds great security to laptops with most major lock slot designs and it has a resettable combination lock. ..." Safe Lock "...It has a combination lock so no one can hack it. I will be purchasing more of these locks to keep all my products protected."

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    Product Description

    You’ve got the right lock to protect your device with the Targus DEFCON® Ultimate Universal Resettable Combination Lock. It’s uniquely designed to fit virtually any lock slot including Kensington® Nano, Kensington K-Slot, and the oversized Noble wedge-shaped lock slots. The easy-to-use design has a cut-proof and rust-resistant 6.5 ft. galvanized steel and sleeved cable with pass-through loop and rotating lock head. Nearly impossible to destruct, any attempt to remove it will noticeably damage the device — a further deterrent to thieves looking to preserve resale value.
    See all Security Locks
    Top comment

    "Adds great security...The Targus - DEFCON™ Ultimate Universal Resettable Combination Lock adds great security to laptops with most major lock slot designs and it has a resettable combination lock. ..." Safe Lock "...It has a combination lock so no one can hack it. I will be purchasing more of these locks to keep all my products protected."

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    Product Description

    You’ve got the right lock to protect your device with the Targus DEFCON® Ultimate Universal Resettable Combination Lock. It’s uniquely designed to fit virtually any lock slot including Kensington® Nano, Kensington K-Slot, and the oversized Noble wedge-shaped lock slots. The easy-to-use design has a cut-proof and rust-resistant 6.5 ft. galvanized steel and sleeved cable with pass-through loop and rotating lock head. Nearly impossible to destruct, any attempt to remove it will noticeably damage the device — a further deterrent to thieves looking to preserve resale value.
    See all Security Locks
    See all Security Locks
  4. Bell - 610 Watchdog Combo Cable Lock - Black - Front_Zoom
    Top comment

    "Bike Lock...This is a very good cable lock it’s got a great length in case you have a bad position with your tires or your frame, yeah, I love it...Best bang for your buck!...Bought this at a sporting goods store, then before leaving the parking lot thought I should check and compare prices…I was shocked to see BB had the same lock for HALF the price! Ordered it thru app for 1 hr pu, walked back in and got a refund since they wouldn’t price match. "

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    Product Description

    The heavy-duty Bell Watchdog 610 Combination Cable Lock with a heavy-duty 12mm-thick braided-steel core provides significantly higher cut resistance. The 6 ft. long cable is vinyl-coated to protect your bike frame finish against scratching and comes with a hook-and-loop strap to hold the cable together for storage. This lock features a 4-digit resettable combination lock. Bell also offers a free combination storage program, so if your register and ever forget your combo or need to share it with someone else, you can easily access it online. An independent lab has rated the security risk of this lock a 3 on a 5-point scale.
    See all Bike Chain & Cable Locks
    Top comment

    "Bike Lock...This is a very good cable lock it’s got a great length in case you have a bad position with your tires or your frame, yeah, I love it...Best bang for your buck!...Bought this at a sporting goods store, then before leaving the parking lot thought I should check and compare prices…I was shocked to see BB had the same lock for HALF the price! Ordered it thru app for 1 hr pu, walked back in and got a refund since they wouldn’t price match. "

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    Product Description

    The heavy-duty Bell Watchdog 610 Combination Cable Lock with a heavy-duty 12mm-thick braided-steel core provides significantly higher cut resistance. The 6 ft. long cable is vinyl-coated to protect your bike frame finish against scratching and comes with a hook-and-loop strap to hold the cable together for storage. This lock features a 4-digit resettable combination lock. Bell also offers a free combination storage program, so if your register and ever forget your combo or need to share it with someone else, you can easily access it online. An independent lab has rated the security risk of this lock a 3 on a 5-point scale.
    See all Bike Chain & Cable Locks
    See all Bike Chain & Cable Locks
  5. Yale - Assure Lock 2 - Smart Lock Keyless Bluetooth Deadbolt with Push Button Keypad Access - Oil Rubbed Bronze - Front_Zoom
    Top comment

    "security lock...Great lock...Great looking lock, but make sure you buy wifi module"

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    Product Description

    You've got enough on your plate, let Yale get the door. Fitting into any lifestyle, this lock offers increased convenience and security giving you one less thing to worry about during your day. With multiple ways to unlock, the ability to share and track entry codes, and advanced Auto-Lock with DoorSense, the Yale Assure Lock 2 protects your home and family. Add a Yale Smart Module to control your lock from your smartphone or voice assistant when you’re away from home.
    See all Smart Door Locks
    Top comment

    "security lock...Great lock...Great looking lock, but make sure you buy wifi module"

    See all customer reviews

    Product Description

    You've got enough on your plate, let Yale get the door. Fitting into any lifestyle, this lock offers increased convenience and security giving you one less thing to worry about during your day. With multiple ways to unlock, the ability to share and track entry codes, and advanced Auto-Lock with DoorSense, the Yale Assure Lock 2 protects your home and family. Add a Yale Smart Module to control your lock from your smartphone or voice assistant when you’re away from home.
    See all Smart Door Locks
    See all Smart Door Locks
  6. Bell - Ballistic 610 Cable Lock with Lighted Key - Black - Front_Zoom
    Top comment

    "Great lock...Best lock ever. It locks and unlocks which enables your bike to be safe from being stolen by people who steal or aliens....Great bike/scooter lock...Best bike lock I could find. Very hard to cut and versatile for locking to many things rather than the I shaped bike locks. "

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    Product Description

    The Bell ballistic 610 cable lock with lighted key features 6Ft-X-12Mm Hd steel cable with thicker, stronger Hd steel that provides significantly more cut strength than the previous model. A dust cover protects key chamber from the elements. One standard key and one lighted key included, with free standard key replacement. Two cr1220 batteries included for lighted key. Security level rating: 3.
    See all Bike Chain & Cable Locks
    Top comment

    "Great lock...Best lock ever. It locks and unlocks which enables your bike to be safe from being stolen by people who steal or aliens....Great bike/scooter lock...Best bike lock I could find. Very hard to cut and versatile for locking to many things rather than the I shaped bike locks. "

    See all customer reviews

    Product Description

    The Bell ballistic 610 cable lock with lighted key features 6Ft-X-12Mm Hd steel cable with thicker, stronger Hd steel that provides significantly more cut strength than the previous model. A dust cover protects key chamber from the elements. One standard key and one lighted key included, with free standard key replacement. Two cr1220 batteries included for lighted key. Security level rating: 3.
    See all Bike Chain & Cable Locks
    See all Bike Chain & Cable Locks
  7. Aqara - Smart Lock U100 Kit - Fingerprint Keyless Door Lock with Apple Home Key Unlocking/ Extra Hub and NFC Card Included - Silver - Front_Zoom
    Top comment

    "Best All around smart lock...The locking and unlocking is also the quickest I’ve ever seen on any lock. Overall this is the best lock around, highly recommend....Now that's a smart lock!!...The Aqara Smart Lock U100 Kit has completely changed the way I think about home security. "

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    Product Description

    Say goodbye to the hassle of fumbling with keys and welcome the seamless experience of unlocking your door with a simple touch of your iPhone or Apple Watch. By also fully supports the Apple Home app, including guest access code, gaining entry to your abode has never been easier or cooler. Even if there's a power outage of your Apple devices, you can still tap your device and enter your home effortlessly.
    See all Smart Door Locks
    Top comment

    "Best All around smart lock...The locking and unlocking is also the quickest I’ve ever seen on any lock. Overall this is the best lock around, highly recommend....Now that's a smart lock!!...The Aqara Smart Lock U100 Kit has completely changed the way I think about home security. "

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    Product Description

    Say goodbye to the hassle of fumbling with keys and welcome the seamless experience of unlocking your door with a simple touch of your iPhone or Apple Watch. By also fully supports the Apple Home app, including guest access code, gaining entry to your abode has never been easier or cooler. Even if there's a power outage of your Apple devices, you can still tap your device and enter your home effortlessly.
    See all Smart Door Locks
    See all Smart Door Locks
  8. Yale - Assure Lock 2 - Smart Lock Keyless Wi-Fi Deadbolt with Touchscreen Keypad Access - Oil Rubbed Bronze - Front_Zoom
    Top comment

    "Perfect smart lock...Perfect smart lock. Can share one time code with friends. Works best...Good looking auto lock...Good lock with timer to auto lock. Easy install and setup. "

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    Product Description

    You've got enough on your plate, let Yale get the door with the Yale Assure Lock 2. With multiple ways to unlock, the ability to easily share and track entry codes and advanced Auto-Lock with DoorSense, this Wi-Fi smart lock gives you one less thing to worry about. With built-in Wi-Fi, you can easily check in on home, from wherever you are.
    See all Smart Door Locks
    Top comment

    "Perfect smart lock...Perfect smart lock. Can share one time code with friends. Works best...Good looking auto lock...Good lock with timer to auto lock. Easy install and setup. "

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    Product Description

    You've got enough on your plate, let Yale get the door with the Yale Assure Lock 2. With multiple ways to unlock, the ability to easily share and track entry codes and advanced Auto-Lock with DoorSense, this Wi-Fi smart lock gives you one less thing to worry about. With built-in Wi-Fi, you can easily check in on home, from wherever you are.
    See all Smart Door Locks
    See all Smart Door Locks
  9. Yale - Assure Lock 2 - Smart Lock Keyless Bluetooth Deadbolt with Push Button Keypad Access - Satin Nickel - Front_Zoom
    Top comment

    "Key-Free Convenience with Smart Security...While slightly pricier than traditional locks, the Yale Assure Lock 2's innovative features make it a worthwhile investment for enhanced home security and peace of mind....Great smart lock! Best we have tried....Great smart lock. Installation is comparable to what is required with a few other smart locks we’ve had over the past couple years. "

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    Product Description

    You've got enough on your plate, let Yale get the door. Fitting into any lifestyle, this lock offers increased convenience and security giving you one less thing to worry about during your day. With multiple ways to unlock, the ability to share and track entry codes, and advanced Auto-Lock with DoorSense, the Yale Assure Lock 2 protects your home and family. Add a Yale Smart Module to control your lock from your smartphone or voice assistant when you’re away from home.
    See all Smart Door Locks
    Top comment

    "Key-Free Convenience with Smart Security...While slightly pricier than traditional locks, the Yale Assure Lock 2's innovative features make it a worthwhile investment for enhanced home security and peace of mind....Great smart lock! Best we have tried....Great smart lock. Installation is comparable to what is required with a few other smart locks we’ve had over the past couple years. "

    See all customer reviews

    Product Description

    You've got enough on your plate, let Yale get the door. Fitting into any lifestyle, this lock offers increased convenience and security giving you one less thing to worry about during your day. With multiple ways to unlock, the ability to share and track entry codes, and advanced Auto-Lock with DoorSense, the Yale Assure Lock 2 protects your home and family. Add a Yale Smart Module to control your lock from your smartphone or voice assistant when you’re away from home.
    See all Smart Door Locks
    See all Smart Door Locks
  10. Yale - Assure Lock 2 - Smart Lock Wi-Fi Deadbolt with Push Button Keypad | Key Access - Satin Nickel - Front_Zoom
    Top comment

    "Works well but had issue with multiple locks/users...We have multiple locks. To add users to the 2nd lock, I had to delete them and then recreate the user and add both locks to them. ...Good lock j...The lock finally works great. But having some trouble to setup the wifi. "

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    Product Description

    You've got enough on your plate, let Yale get the door with the Yale Assure Lock 2. With multiple ways to unlock, the ability to easily share and track entry codes and advanced Auto-Lock with DoorSense(R), this Wi-Fi smart lock gives you one less thing to worry about. With built-in Wi-Fi, you can easily check in on home, from wherever you are.
    See all Smart Door Locks
    Top comment

    "Works well but had issue with multiple locks/users...We have multiple locks. To add users to the 2nd lock, I had to delete them and then recreate the user and add both locks to them. ...Good lock j...The lock finally works great. But having some trouble to setup the wifi. "

    See all customer reviews

    Product Description

    You've got enough on your plate, let Yale get the door with the Yale Assure Lock 2. With multiple ways to unlock, the ability to easily share and track entry codes and advanced Auto-Lock with DoorSense(R), this Wi-Fi smart lock gives you one less thing to worry about. With built-in Wi-Fi, you can easily check in on home, from wherever you are.
    See all Smart Door Locks
    See all Smart Door Locks
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