30

What is the SHA-256 hash if the input is null, i.e. an empty bitstring? (Not the hash of 0 or "0".)

Paŭlo Ebermann
  • 22,946
  • 7
  • 82
  • 119
Geremia
  • 625
  • 1
  • 5
  • 12

1 Answers1

53

The result of SHA-256 of an empty string is:

e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Accordingly to this and this

Ruggero
  • 7,339
  • 33
  • 42