Hash Generator

This tool generates hash values using various algorithms (MD5, SHA-1, SHA-256, SHA-512, etc.) for text input or files.

Leave empty if not using HMAC algorithms.
Hash Results:
Drop file here or click to upload

Maximum file size: 100MB

File:
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File Hash Results:
What are Hashes?

Hashing is the process of converting data of any size into fixed-length values. Hash functions create unique "digital fingerprints" of data that are:

  • One-way: You cannot retrieve the original data from a hash.
  • Deterministic: The same input will always produce the same hash.
  • Fast to compute: Hashes can be generated quickly.
  • Collision-resistant: It's extremely difficult to find two different inputs that produce the same hash.

Common uses for hashes include:

  • Verifying file integrity
  • Storing passwords securely
  • Digital signatures
  • Checking data integrity
  • Data identification

About Hash Generator

Generate hash values using various algorithms (MD5, SHA-1, SHA-256, SHA-512, etc.) for text input or files

Compute deterministic hashes or keyed HMAC values for text and calculate checksums for local files with several algorithms at once.

Key features

  • Security task Compute deterministic hashes or keyed HMAC values for text and calculate checksums for local files with several algorithms at once.
  • Required material Enter the exact text and encoding expected by the other system, or choose a local file; supply an HMAC key only for the selected HMAC algorithms.
  • Parameters that must match Select one or more of MD5, SHA-1, SHA-256/384/512, SHA-3, RIPEMD-160, CRC32, HMAC variants, or the file-hash algorithms exposed on the page.
  • Result and verification The result table identifies each algorithm and digest so values can be copied into test fixtures, API comparisons, signatures, or integrity checks.

How to use Hash Generator

Follow this workflow to work with text digests safely and accurately.

  1. Provide the required material Enter the exact text and encoding expected by the other system, or choose a local file; supply an HMAC key only for the selected HMAC algorithms.
  2. Match security parameters Select one or more of MD5, SHA-1, SHA-256/384/512, SHA-3, RIPEMD-160, CRC32, HMAC variants, or the file-hash algorithms exposed on the page.
  3. Run the operation Run the operation locally, keep sensitive text digests out of logs and screenshots, and never assume a successful transformation proves secure deployment.
  4. Verify before use The result table identifies each algorithm and digest so values can be copied into test fixtures, API comparisons, signatures, or integrity checks.

Usage tips

  • Normalize UTF-8, Unicode form, line endings, and trailing whitespace before comparing digests across platforms.
  • Use HMAC, not a plain hash, when authenticity depends on a shared secret.
  • Use a password-hashing function such as Argon2id, scrypt, or bcrypt for stored passwords.

Frequently asked questions

Compute deterministic hashes or keyed HMAC values for text and calculate checksums for local files with several algorithms at once.
Enter the exact text and encoding expected by the other system, or choose a local file; supply an HMAC key only for the selected HMAC algorithms.
Select one or more of MD5, SHA-1, SHA-256/384/512, SHA-3, RIPEMD-160, CRC32, HMAC variants, or the file-hash algorithms exposed on the page.
Fast hashes are unsuitable for password storage, and collision-broken algorithms such as MD5 or SHA-1 should not secure signatures or adversarial integrity checks.