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QR Code

QR Code stands for Quick Response Code and is a type of matrix barcode (or two-dimensional barcode) first designed in 1994 for the automotive industry in Japan. QR Codes are now widely used in various applications such as product tracking, item identification, document management, and marketing due to their fast readability and greater storage capacity compared to standard UPC barcodes. This topic covers the creation, usage, and applications of QR Codes, including how they are generated and read by devices. It also explores the technology behind QR Codes, their standards, and their impact on industries such as retail, logistics, and mobile payments.

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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.

  • Updated Jun 9, 2024
  • Python

SDK em Python integrada a API Gerencianet. Esta SDK está preparada para integração à API Pix e API Boletos da Gerencianet, que lhe permite realizar o gerenciamento de cobranças Pix com QR Code e Pix Copia e Cola, boleto/Bolix, carnê, cartão de crédito e muito mais.

  • Updated Jul 13, 2022
  • Python

Created by Denso Wave

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barcode data-collection mobile-payments scanning