The Python script extract_otp_secrets.py extracts one time password (OTP) secrets from QR codes exported by two-factor authentication (2FA) apps such as "Google Authenticator". The exported QR codes ...

Abstract: Quick response (QR) codes are widely used in offline to online channels to transfer information from promotional materials to mobile devices. Self-service medical equipment can record the ...

An Arduino library for the ST25DV64KC Dynamic NFC/RFID Tag. With this library, you can: Write WiFi credentials to the tag using your smart phone and then have your Arduino board read them via I2C Log ...

Here's what you need to know about how Custom Designs work in AC: New Horizons.

Abstract: As a type of two-dimensional barcode widely used in various scenarios, a QR code is an image composed of square black and white modules arranged in a specific way to record information. This ...

In the modern era, where phone numbers are portable and geography is less tied to a person’s culture, area codes still hold a surprising amount of social weight. While the seven digits following an ...

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