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Reduce the solvability of CAPTCHAs using OCR #67

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hrj opened this issue Apr 1, 2021 · 0 comments
Open

Reduce the solvability of CAPTCHAs using OCR #67

hrj opened this issue Apr 1, 2021 · 0 comments
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@hrj
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hrj commented Apr 1, 2021

As reported here, it is currently easy to break the RainDropsCaptcha.

An easy fix for this might be to ensure the background color and foreground color of the text is the same.

Another could be to fuzz the boundary of the characters.

Need to similarly check other sample CAPTCHAs

@hrj hrj added this to the version 1.1 milestone Apr 3, 2021
@hrj hrj modified the milestones: version 1.1, version 1.2 Dec 9, 2021
@hrj hrj modified the milestones: version 1.2, next version Feb 25, 2022
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