SHA-1 - Wikipedia
SHA1("The quick brown fox jumps over the lazy d og") Outputted hexadecimal: 2fd4e1c67a2d28fced849ee1bb76e7391b93eb12; Outputted Base64 binary to ASCII text encoding: L9ThxnotKPzthJ7hu3bnORuT6xI= Even a small change in the message will, with overwhelming probability, result in many bits changing due to the avalanche effect.
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