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Brandon Enright

Brandon is a BSides San Francisco co-creator, and occasionally uses this site to post his challenge write-ups!


BSidesSF CTF: Choose your own keyventure: rsa-debugger challenge!

Thanks to symmetric (aka Brandon Enright) for this wonderful guest post! I tried to proofread it, but holy math Batman!! –Ron / @iagox86

Hey all, this is symmetric here! I was thrilled to be once again involved in running the BSidesSF CTF with such creative teammates and skilled CTF players.

My favorite challenge this year was rsa-debugger which, despite getting 12 solves, was actually quite hard. In this post I’d like to tell you a bit about the genesis of the challenge and how to solve it.

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