BishopFox/unredacter
View on GitHub ↗ ★ 8,406 TypeScript
Never ever ever use pixelation as a redaction technique
7 mentions on Hacker News by 7 people: 1 story, 6 comments · first 2022-06-01 · latest 2025-12-28
20082026
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…> Since pixelation does not protect the contents of the pixelated area (see e.g. https://github.com/bishopfox/unredacter ), _pseudo-pixelation_ is used: > Only colors from the fringe of the selected area are used to generate a pixelation-l
comment by alright2565 · 2025-12-28 · in Never Use Pixelation to Hide Sensitive Text (2014) -
Yep: https://github.com/bishopfox/unredacter
comment by pushcx · 2025-05-29 · in Show HN: [name-redacted] – Sharing screen is scary in SaaS age -
> You can use the well known approach like https://github.com/bishopfox/unredacter If it's so easy and already done why not show it actually reconstructing real examples like that page. The reality is there is no existing well known…
comment by zamadatix · 2023-03-19 · in Exploiting aCropalypse: Recovering truncated PNGs -
You can use the well known approach like https://github.com/bishopfox/unredacter I am just showing that jpg compression cast a digital shadow on itself that can be outside of the cropped area, which many people find unintuitive. Matching…
comment by GistNoesis · 2023-03-19 · in Exploiting aCropalypse: Recovering truncated PNGs -
Reminder to never use pixellation to obfuscate sensitive data: https://github.com/bishopfox/unredacter
comment by shrx · 2022-12-25 · in Cracking encrypted LastPass vaults -
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Unredacter: Never use pixelation as a redaction techniquestory by linker3000 · 2022-12-17 · 135 comments
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…block out leaving no pixels with which to reconstruct. https://news.ycombinator.com/item?id=4679801 https://github.com/bishopfox/unredacter
comment by tekchip · 2022-06-01 · in Show HN: Firefox extension to obfuscate web page text