Jakob's Personal Webpage

Hey! I'm Jakob. Welcome to my website. I'm a teenager from Boston, and I do a lot with programming, computer security, and lifting weights. I love capture-the-flag and currently play for two teams: 0xBU and To Shell and Back.

I have an alternative Gopher site on this same domain.

My Software

Free Software Contributions

Contact Info

Recent Blog Posts

Decompilation By Hand - posted on Thu, 1 Mar 2018

My capture-the-flag team played in the Insomni'hack teaser this year. During the competition, I worked on a single challenge titled "sapeloshop." It was labeled as "Medium-Hard," and it was in the binary exploitation category. The source code for the server wasn't provided, so reverse engineering was necessary. I don't think that having to reverse the binary was supposed to be the hard part, as mo... (read on)

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