---
id: 4029
title: "Never, Ever, Ever Use Pixelation for Redacting Text"
source_domain: bishopfox.com
source_url: "https://bishopfox.com/blog/unredacter-tool-never-pixelation"
published_at: "2022-02-15T00:00:00Z"
tags: ["image-processing", "security-research", "data-leakage", "unredacter", "redaction", "pixelation"]
phying_url: "https://phying.com/item/4029"
lang: en
---

# Never, Ever, Ever Use Pixelation for Redacting Text

## Summary

Dan Petro demonstrates why pixelation is insecure for redacting text, releasing Unredacter, a tool that reconstructs pixelated text, and warning that solid black bars are the only safe option.

## Intelligence Metadata

- **Sources:** bishopfox.com
- **Published:** 2022-02-15T00:00:00Z
- **Original:** https://bishopfox.com/blog/unredacter-tool-never-pixelation
- **Phying News:** https://phying.com/item/4029