QR code
A QR code is a two-dimensional barcode. It can store various types of data. Users scan it with smartphones for quick access. QR codes are widely used in marketing and payments. They enhance user interaction. In India, they facilitate digital transactions. Their role in education is growing. QR codes bridge the gap between physical and digital worlds. They are versatile and efficient tools.
The Election Commission of India introduced a high-security QR code-based photo identity card system through its ECINET platform on 30 April 2026. This technological deployment protects the integrity...
May 1, 2026