How hard is it to find a 256-bit hash just by guessing and checking?Help fund future projects: https://www.patreon.com/3blue1brownAn equally valuable form of...
SHA-256 is one of the mechanisms Bitcoin uses for security, he mentions it at the tail end of this video and in his previous video series on how cryptocurrencies work. This video is specifically about SHA-256.
The video is about how nearly impossible it is to guess a key for SHA-256 encryption, it says nothing about Bitcoin.
*A SHA-256 hash. SHA-256 is not encryption.
SHA-256 is one of the mechanisms Bitcoin uses for security, he mentions it at the tail end of this video and in his previous video series on how cryptocurrencies work. This video is specifically about SHA-256.