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Hash Generator — Free Online Hash Generator

Hash Generator

Generate MD5, SHA-1, SHA-256, SHA-384, and SHA-512 hashes

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Hash Function Comparison

AlgorithmOutput SizeSecurityUse Case
MD5128 bitsBrokenLegacy only, checksums
SHA-1160 bitsWeakLegacy systems
SHA-256256 bitsStrongRecommended for most uses
SHA-384384 bitsStrongHigher security needs
SHA-512512 bitsStrongMaximum security

Common Uses:

  • Data Integrity: Verify files haven't been tampered with
  • Password Storage: Store hashed passwords (use bcrypt/argon2 for production)
  • Digital Signatures: Create unique identifiers for data
  • Checksums: Verify file downloads and transfers
  • Blockchain: SHA-256 is used in Bitcoin and many cryptocurrencies

How to Use This Free Hash Generator

Our free online hash generator is designed for speed and simplicity. Generate MD5, SHA1, SHA256, and other cryptographic hashes online. No software installation or account is required — just use the tool above and get results instantly.

All processing runs entirely in your browser. Your data is never sent to or stored on our servers. This tool is part of our free online tools directory — 60+ tools covering calculators, converters, generators, and social media utilities.