An IT security researcher reveals how a wheelchair's QR code becomes a master key to all comfort functions.

Abstract: In contrast to the intelligent reflecting surface (IRS) as a pure reflection device in the past, in this letter, from a more micro perspective, we propose to employ pseudo-random ...

Abstract: The Quick Response (QR) code, a machine-readable optical label, is a pattern two-dimensional of black and white blocks. At present its applications extend to various domains, including ...

Motorists using Bengaluru’s major national highways may soon notice a new addition along the roads: QR code-based information boards installed by the National Highways Authority of India. The move, ...

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