Hash Generator
SHA-1, SHA-256 and SHA-512 digests in your browser.
IT Password Policy — Ready-to-Adopt Template
A NIST SP 800-63B aligned policy document you can rename, sign and hand to an auditor.
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About this tool
Hashes are one-way fingerprints: the same input always gives the same digest, and the digest reveals nothing about the input. This tool uses Web Crypto, so hashing happens locally.
Choosing an algorithm
Use SHA-256 for integrity checks and signatures. SHA-1 is broken for collision resistance and should only be used for legacy compatibility.
Hashes are not encryption
You cannot reverse a hash. For passwords use a slow KDF such as bcrypt, scrypt or Argon2 rather than a raw SHA digest.
How to use Hash Generator
- 1
Open Hash Generator
Everything runs on this page — there is nothing to install and no account required to use the free features.
- 2
Add your input
Paste or enter your values in the panel above. The tool updates as you type, so you can iterate quickly.
- 3
Review the output
Check the result, copy it with one click, and adjust the options until it matches what your system expects.
- 4
Take it further
Use the security & infrastructure tips below to make the result production-ready, then unlock the gated extras via the form above.
Best practices
- Treat every result as a snapshot — configuration drifts, so re-check after each deploy.
- Fix the highest-impact finding first rather than chasing a perfect score.
- Apply changes at the shared layer (proxy, CDN, base image) so every service inherits them.
- Document what you changed and when; auditors and future teammates will ask.
Why Hash Generator matters
Infrastructure and security misconfigurations are among the most common root causes of real incidents, and almost all of them are cheap to fix once visible.
Leaving them unaddressed means failed audits, blocked enterprise deals, and avoidable exposure.
Related free & paid tools
| Tool name | Type | Key features | Link |
|---|---|---|---|
| OpenSSL dgst | Free | Local hashing for files and streams | Visit |
| CyberChef | Free | Dozens of digest algorithms with chaining | Visit |
| VirusTotal | Freemium | Look up a file hash against 70+ AV engines | Visit |
Links marked Offer may be partner links. They cost you nothing extra and never affect which tools we recommend.