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Extract one time password (OTP) secrets from QR codes exported by two-factor authentication (2FA) apps such as "Google Authenticator". The exported QR codes from authentication apps can be captured by camera, read from images, or read from text files. The secrets can be exported to JSON or CSV, or printed as QR codes to console.
Crypto Puzzles is a tool and library to provide a bunch of functions for encryption or pseudo encryption as puzzles or brain teasers. Awesome for kids but some puzzles are also a challenge for adults.
OpenCV is uses to scan multiple QR at real time.OpenCV can do is facilitate the process of reading barcodes and QR codes, including loading an image from disk, grabbing a new frame from a video stream, and processing it
This Python script reads data from a USB barcode scanner, decodes the HID key codes into readable characters, prints the data to the console, and saves it to a text file. The program automatically restarts after completing a data read cycle.
QRVision is a web service for scanning QR codes, where the frontend interacts with the operator to capture an image through the camera, and the backend processes this image and tries to extract data from QR codes into a database.