SHA256 Generator
Developer ToolsCompute SHA-256 hashes of any text instantly.
Runs entirely in your browser — nothing is uploaded
Features
- SHA-256, SHA-384, SHA-512 and SHA-1 from the same input.
- Lowercase or uppercase hexadecimal output.
- Hashes update as you type.
- Uses the browser SubtleCrypto implementation.
How to use the SHA256 Generator
- 1Type or paste the text to hash.
- 2Pick the digest algorithm you need.
- 3Copy the resulting hex digest.
Frequently asked questions
Can I reverse a hash?
No. Hashing is one-way by design; only guessing the input and re-hashing can match a digest.
Should I hash passwords with SHA-256?
Not on its own. Password storage needs a slow, salted algorithm such as bcrypt, scrypt or Argon2.