This project implements a password-protected electronic door lock system using an Arduino microcontroller. A 4×4 matrix keypad is used to enter the password, while a 16×2 I2C LCD provides system ...

Thanks to the Nuki Keypad 2 you can now use your phone to unlock your door with a tap. We speak to the Nuki co-founder, Martin Pansy, about the new smart access feature.

[Klaus] wanted some sort of aid for parking his car, and after running across a $4 ultrasonic sensor, decided to build his own speaking distance sensor (.de, Google Translation). Inside [Klaus]’ ...

As a staff writer for Forbes Advisor, SMB, Kristy helps small business owners find the tools they need to keep their businesses running. She uses the experience of managing her own writing and editing ...

It’s always nice to simulate a project before soldering a board together. Tools like QUCS run locally and work quite well for analog circuits, but can fall short with programmable logic. Tools like ...

These top-rated business password managers help you make sure your employees are using strong credentials for their work accounts and keeping your company data secure. I review privacy tools like ...

A common issue that exists with Microsoft Outlook is endlessly displaying ‘NEED PASSWORD’ message around the top bar even when the entered password is correct and not tampered with. Even after ...

This project implements a password-based access control system using Arduino and an I2C LCD display. It provides secure authentication with a lockout mechanism after multiple failed attempts. The ...

Keypad phones, believe it or not, are still in use, and there is a surprising amount of variety to choose from. Some of the phones include 4G connectivity, cameras, and are built to last. If you're ...

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