is sha256 secure? great lesson on orders on magnitude. 🔥#[0]

2^256 🤯 115,792,089,237,316,195,423,570,985,008,687,907,853,269,984,665,640,564,039,457,584,007,913,129,639,936

-> 21lessons.com/15/

https://nostr.build/av/nostr.build_b15aa6c34835250e2ca3ec1d6a715ee2ce80c4ce51e01f830434e399d3e06e9d.mov