This simple code lock circuit described here is of an electronic combination lock for daily use. It responds only to the roght sequence of four digits that are keyed in remotely. If a wrong key is ...

Yale’s latest electronic lock won’t connect to your other smart home gear or to your smartphone, but it’s easy to install and manage. It covers the basics in style. Yale’s parade of high-tech locks ...

David Murphy was formerly the Senior Technology Editor at Lifehacker. Across his 15+ year career in technology journalism, his reviews and how-to guides have appeared in The New York Times, The Wall ...

Rich was the editorial lead for CNET's Home and Wellness sections, based in Louisville, Kentucky. Before moving to Louisville in 2013, Rich ran CNET's desktop computer review section for 10 years in ...

This electronic lock for domestic use opens only when you connect the right combination of five switches. There are twelve switches in total. If you connect a wrong combination, the lock remains ...

Locks come in a variety of types and designs to meet a wide range of security needs. While many locks use a simple key-and-tumbler design, some locks use technology that is significantly more advanced ...