Since the implementation of the vaccine pass system in early December, Hyun Dae-ok, a Gyeonggi Province resident in his 60s, ...

The work carried out by the Vaccination Credential Initiative ... app (with the possibility of generating a hard copy with a QR code for verification) that would prove that the holder has been ...

Under a vaccine passport regime, providing such a list would be as easy as pointing and clicking. Australian police have already used data from QR code check-ins in criminal investigations.

The certificate uses QR codes that can be scanned on entry to ... and has also said that fake vaccination certificates will be a target once introduced. In the US, Shopify stores were discovered ...