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SHA-256 hash
Crypto and hashing
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All processing for this tool happens in your browser. Your input is not sent to a server.
About this tool
A browser-local sha-256 hash utility. Compute a SHA-256 hash for text in the browser.
Common uses
- Generate a SHA-256 digest to check a file or message for integrity.
- Reproduce a SHA-256 value locally when a protocol requires it.
How to use it
- 1.Enter or paste text in the input box.
- 2.Review the SHA-256 result and copy it if needed.
Limits and notes
- A SHA-256 digest alone does not authenticate a message; use a dedicated password-hashing scheme for passwords.
Frequently asked questions
Is the input uploaded to a server?
No. The text is processed only in the current browser.
Can SHA-256 replace a password hash?
No. Use a dedicated scheme such as PBKDF2, bcrypt, scrypt, or Argon2 for passwords.