Why Hash Generator?
A quick hash is the fastest way to check whether two files or strings differ, or to store a password without storing the password. This tool computes MD5, SHA-1, SHA-256, and SHA-512 in your browser, so the input never leaves your machine.
- Compare hashes when verifying file downloads - match the algorithm the publisher used.
- For passwords, prefer a purpose-built KDF (bcrypt/argon2) in your app; SHA-256 is fine for checksums only.
What is Hash Generator?
Hash Generator creates cryptographic hash values from any text input. It supports multiple algorithms including MD5, SHA-1, SHA-256, and SHA-512. Hashes are fixed-length outputs used for data integrity verification, password storage, and digital signatures.
Common Use Cases
File Integrity
Generate checksums to verify files haven't been modified.
Password Storage
Learn how password hashing works (use bcrypt/argon2 for production).
Data Deduplication
Create content hashes to identify duplicate files or records.
API Security
Generate HMAC signatures for API request authentication.
How to Use This Tool
- Enter the text you want to hash
- Select one or more hash algorithms
- View the generated hash values
- Copy the hash for your use case