New Delhi, May 14 -- A simple knock on the door is no longer as harmless as it once was. With fraudsters employing increasingly sophisticated impersonation tactics, the threat of cyber fraud now lurks at your doorstep. This can make even routine government surveys a potential entry point for data theft and deception.

To tackle this threat, Delhi authorities are turning to technology. This includes QR code-based identity cards for Census 2027 enumerators to protect residents from scams and provide them with a way to instantly verify who is at their doorstep.

Starting 16 May, in Municipal Corporation of Delhi areas, all census enumerators and associated supervisors will carry their appointment letters and ID cards embedded with QR codes....