For the ultimate security, look for a deadbolt that’s certified under both ANSI Grade 1 and UL 437. These locks meet the highest security standards currently available for residential deadbolts.

Most home centers carry Grade 1 deadbolts, such as Schlage’s Maximum Security Deadbolt, but you may have to hunt for them. Install a strike box. A strike box strengthens the deadbolt by ...

10X STRONGER THAN A DEADBOLT – Tests prove that FlipLok Residential ... MADE FROM INDUSTRIAL GRADE ALUMINUM AND STAINLESS STEEL – FlipLok Home has a tensile strength of 27, 557 PSI (pounds ...

Door Lock Ratings Protect your home and family with the best door lock or smart lock. Some door locks offer extra security with deadbolt and spring-bolt reinforcement technology.

Forget keys! The best smart locks we've tested are secure, easy to install, and provide several convenient ways to control who can access your home and when. I'm PCMag's managing editor for ...