Suninatas Game 17

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challenges

Game 17

We have a QR code image that needs to be processed and decoded. Start by enhancing the image with ImageMagick:

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❯ convert qr.png -threshold 85% out.png
❯ convert out.png -background black -alpha remove -alpha off oo.png

The processed image may be incomplete or corrupted. Use an image editor like Krita to overlay the three pattern images (position markers) on top of the QR code to restore it.

Once repaired, decode the QR code with zbarimg:

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❯ zbarimg oo.png

This yields the flag:

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Good Job! Congraturation! AuthKey is YouAreQRCodeMaster~!
YouAreQRCodeMaster~!