Previously on Dead Ends in Cryptanalysis, we talked about length-extension attacks and precisely why modern hash functions like SHA-3 and BLAKE2 aren’t susceptible. The art and science of sid…

Dead Ends in Cryptanalysis #2: Timing Side-Channels

I have enjoyed reading other people’s design and debugging train-of-thought posts, so after I spent two days wrestling with a code problem, I thought I’d write it up. It’s not technically exciting, but I think that describing it might be useful to someone – or my future self – someday. Or, at the very least, a little amusing.

Dev Story: Unicode URL length limit blues

Data work has its own unique architecture we should be aware of.

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