Metadata & Recovery

Checksum Generator

// file fingerprinting
LOCAL ONLY · NO UPLOAD

Generate file fingerprints

Computes cryptographic hashes to verify file integrity, confirm downloads, and detect tampering. All hashing runs locally in your browser — nothing is sent anywhere.

SHA-256 and SHA-512 are recommended for verification. MD5 and SHA-1 are included for legacy compatibility only.

SHA-256 SHA-512 SHA-1 ⚠ legacy MD5 ⚠ legacy

Drop files here or click to select

Any file type  ·  Multiple files allowed  ·  Max 100 MB per file

Verify against known checksum  
No match yet
// PRIVACY  All hashing is performed entirely in your browser using the Web Crypto API (SHA-256, SHA-512, SHA-1) and a local MD5 implementation. No file data leaves your device at any point. Files up to 100 MB are supported.