![What's inside The QR code?. In our last article, we discussed how… | by Albert Assaad | Analytics Vidhya | Medium What's inside The QR code?. In our last article, we discussed how… | by Albert Assaad | Analytics Vidhya | Medium](https://miro.medium.com/v2/resize:fit:950/1*esFzRaaMTgQe0i93FxBJkw.png)
What's inside The QR code?. In our last article, we discussed how… | by Albert Assaad | Analytics Vidhya | Medium
8 possible XOR-masks c) Payload Data Area and Error Correction Zone:... | Download Scientific Diagram
![Cartoon Man with Mask, Showing a Valid QR Code Stock Vector - Illustration of mask, covid: 236539733 Cartoon Man with Mask, Showing a Valid QR Code Stock Vector - Illustration of mask, covid: 236539733](https://thumbs.dreamstime.com/z/hand-drawn-cartoon-doctor-mask-showing-valid-qr-code-cartoon-man-mask-showing-valid-qr-code-236539733.jpg)
Cartoon Man with Mask, Showing a Valid QR Code Stock Vector - Illustration of mask, covid: 236539733
![HS11729-2 - Coronavirus (COVID-19) Health Warning "SafeWA QR Code and Face Mask Required No Face Mask No Entry For The Safety Of Everyone" Corflute Non-Reflective - 450mm x 300mm - Hartac Australia HS11729-2 - Coronavirus (COVID-19) Health Warning "SafeWA QR Code and Face Mask Required No Face Mask No Entry For The Safety Of Everyone" Corflute Non-Reflective - 450mm x 300mm - Hartac Australia](https://www.hartac.com.au/images/ProductImages/500/HS11729-2.jpg)
HS11729-2 - Coronavirus (COVID-19) Health Warning "SafeWA QR Code and Face Mask Required No Face Mask No Entry For The Safety Of Everyone" Corflute Non-Reflective - 450mm x 300mm - Hartac Australia
![Kent Brewster (@kentbrew@xoxo.zone) on Twitter: "Empty QR codes. All version 4, error correction level M. No mask, then masks 1 through 8. http://t.co/MQEXtMSonQ" / Twitter Kent Brewster (@kentbrew@xoxo.zone) on Twitter: "Empty QR codes. All version 4, error correction level M. No mask, then masks 1 through 8. http://t.co/MQEXtMSonQ" / Twitter](https://pbs.twimg.com/media/CBzY9ICUAAEE-74.png)