Here’s a really fascinating circuit that implements a combination lock using relays and logic gates. Even with the schematic and written explanation of how it works we’re still left somewhat in the ...

Padlocks are portable locking devices that we all learned about as kids to secure our school lockers, bikes, and other valuables. They come in an infinite number of configurations and are controlled ...

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Sometimes I get enough away from writing about other people’s accomplishments long enough to actually do my own hacks. Most recently I developed a combination lock that opens the garage door. The idea ...

Those combination locks you pick up for a few bucks at the office supply store have never been the epitome of security — but in recent weeks, they’ve taken a beating. A few weeks ago, Samy Kamkar — ...

The Transportation Security Administration (TSA) reported it screened over 10 million passengers between July 1 and July 5, setting a new record during the pandemic. And while many travelers are ...