Replying to Avatar niftynei() 🇺🇸💸🧡

fun fact: the “1” in secp256k1 denotes the number of subgroups for the curve (eg there aren’t any)

subgroups massively undermine the security of a crypto system!! (you avoid them by picking a prime as your field) nostr:note1yr9tzxprw44k740phrnl6ye52k765zddgyq8gtduddq8g9j0zx4qeytz9h
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niftynei() 🇺🇸💸🧡 2y ago

im hoping to launch the nostr:npub1vmpf90hq56wzyxht6teg3llpa74rzcepw9suj5unxl3tph24zd4qgtxhm7 onlineclass with an *awesome* intro to elliptic curves plus sigs on bitcoin next week!!

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ᴛʜᴇ ᴅᴇᴀᴛʜ ᴏꜰ ᴍʟᴇᴋᴜ 2y ago

i had a great cryptographer explain arithmetic groups to me in a shitcoin job in 2021 - it really helps to start with simples then you get how it blows up