Hash Generator
MD5
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SHA-1
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SHA-256
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SHA-512
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About the Hash Generator
Generate MD5, SHA-1, SHA-256, and SHA-512 hashes from text. Free online hash calculator using the Web Crypto API.
The Hash Generatorruns entirely in your browser — your data is never uploaded to a server, so it stays private and works instantly, even offline. It's completely free, requires no sign-up, and works on desktop and mobile.
Frequently Asked Questions
- How do I generate a SHA-256 hash?
- Enter or paste your text and the SHA-256 hash is calculated instantly. You can also generate MD5, SHA-1, and SHA-512 hashes at the same time.
- What is the difference between MD5 and SHA-256?
- MD5 produces a 128-bit hash and is considered insecure for cryptographic purposes. SHA-256 produces a 256-bit hash and is part of the SHA-2 family, widely used for data integrity verification and security applications.