So that the final screenshot is from outside the app being screenshotted, and as... | Hacker News

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		gorgoiler on Nov 13, 2019 \| parent \| context \| favorite \| on: Privacy: Is That iPhone? So that the final screenshot is from outside the app being screenshotted, and as a bonus you get another round of JPEG obfuscation.

saagarjha on Nov 13, 2019 | [–]

Screenshots are PNGs.

ddalex on Nov 13, 2019 | [–]

Write a tool that replaces the least significant bit of each pixel with a random value. Compress the result with 80% quality. Compress the result with 79% quality. Make sure to strip exif info, and all other metadata. Enjoy the result.

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