Special guest Filippo Valsorda joins us to debate with Thomas on whether one should or should not "roll your own crypto", and how to produce better cryptography in general. Links: https://peter.website/meow-hash-cryptanalysis https://arxiv.org/pdf/2107.04940.pdf https://ristretto.group https://filippo.io/heartbleed Find us at: https://twitter.com/durumcrustulum https://twitter.com/tqbf https://twitter.com/davidcadrian