FormatForge

Hash Generator

Generate cryptographic hashes from text or files. Supports MD5, SHA-1, SHA-256, SHA-384, and SHA-512 algorithms.

Compare Hash

Paste a hash to verify if it matches any of the generated hashes above.

About Hash Functions

A hash function converts data of any size into a fixed-size string of characters. Hash functions are commonly used for:

  • - Password storage (with salt)
  • - File integrity verification
  • - Digital signatures
  • - Checksums for downloads
  • - Data deduplication

Algorithm Comparison

AlgorithmOutput SizeStatus
MD5128 bits (32 chars)Weak - Avoid for security
SHA-1160 bits (40 chars)Deprecated
SHA-256256 bits (64 chars)Recommended
SHA-384384 bits (96 chars)Secure
SHA-512512 bits (128 chars)Most Secure