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Unredacter Challenge: Alejandro's Solution

Challenge Accepted! We asked the security community to take Unredacter to the next level by decoding our secret blurred message. Watch as Alejandro showcases his solution.

We asked you to take our Unredacter Challenge. You got creative and you devised a way to solve our blurred secret message! Following the excitement around Dan Petro solving JumpsecLab's original pixelated challenge, we were amazed with the submissions we received. Watch as Alejandro, one of our Unredacter Challenge winners showcases his solution.


Dan Petro Headshot

About the author, Dan Petro

Lead Researcher at Bishop Fox

Dan Petro is a Lead Researcher at Bishop Fox and focuses on application penetration testing (static and dynamic), product security reviews, network penetration testing (external and internal), and cryptographic analysis. Dan has presented at several Black Hats and DEF CONs on topics such as hacking smart safes, hijacking Google Chromecasts, and weaponizing AI. He has developed several open-source tools including Untwister, which breaks pseudorandom number generators. Additionally, Dan has been quoted in Wired, The Guardian, Business Insider, and Mashable. Dan holds both a Bachelor of Science and a Master of Science in Computer Science from Arizona State University.
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