petal.café
Notes, projects, and things worth remembering.
Latest posts
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CTFs are dead
LLMs are killing CTFs
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LLMs killed my will to do stuff
How llms replaced my ability to sit with hard problems, and why it maybe matters
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No Ads, No Algorithms, No Problem
Big techs hate it! This one simple trick lets you read what you want
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SquarePants Sponge Hashing
A quick explanation of the sponge hashing algorithm, notably used in SHA-3
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Adaptor Signatures FtW
A simple and neat way to "lock" your Schnorr signatures, enabling atomic swaps and more!