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Search Results for ctf

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DEFCON Convention – Black Badges, CTFs, and VEGAS!

DEFCON Convention - DEF CON Black Badge - Front

While I know this may not be the preferred spelling, I want to repurpose ALL of my old DEFCON convention posts, so here we go!

Ray Doyle
May 25, 2021

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CTF Regex for Flags and Victory (DerbyCon 2019)

We have been using some CTF regex recently, and I thought it was worth sharing.

Ray Doyle
March 14, 2020
2 Comments

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OWASP Juice Shop + CTFd = Easy DIY CTFs!

I recently setup OWASP Juice Shop + CTFd for some internal training/CTFs, and I wanted to share the process.

Ray Doyle
February 29, 2020
1 Comment

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Using SerializationDumper for Java Deserialization and CTFs

I recently found out about SerializationDumper, and I wanted to share an example usage.

Ray Doyle
November 30, 2019
2 Comments