Hash Generator
Generate MD5, SHA-1, and SHA-256 hashes instantly from text.
Text to hash
Characters:
0
Max 100,000 characters.
Input exceeds 100,000 characters.
Select at least one algorithm.
Hash Outputs
MD5
Hash output will appear here.
SHA-1
Hash output will appear here.
SHA-256
Hash output will appear here.
Use Cases
Practical ways to use the Hash Generator:
-
Verify API Signature
Generate an MD5 hash for a webhook payload to confirm the signature matches.
-
Check Label Checksums
Hash device label strings with SHA-256 to compare against stored checksums.
-
Compare Algorithms
See how MD5, SHA-1, and SHA-256 differ for the same input.
-
Debug Encoding Issues
Normalize line endings or trim whitespace to verify hashes reliably.
-
Create Test Checksums
Generate a SHA-1 checksum for test vectors in QA reports.
FAQ
- How do I use Hash Generator?
- Paste or type text, choose the algorithms you want, adjust trim or normalization if needed, then review or copy the generated hashes. Use Clear to start over.
- Which algorithm should I choose (MD5, SHA-1, SHA-256)?
- For most uses, choose SHA-256. Use MD5 or SHA-1 only for legacy checksums or compatibility—not for security.
- Does the app keep or send my text?
- Hashing happens in your browser instead of an app-specific upload flow. Selected settings can be saved locally on this device, copied hashes go to your clipboard, and standard site analytics may still run on the page.
- Why does my hash not match the value I expected?
- Check that you picked the same algorithm and text format. Extra whitespace, different line endings, or a different Unicode form can change the result, so try the trim and normalization options.
- Where can I find help and troubleshooting tips?
- Open the in-app Help panel for the workflow, shortcuts, and normalization guidance. This app hashes text only, so use a file-focused tool when you need file checksums.
How to Use Hash Generator
How to Use Hash Generator
- Enter or paste the exact text you want to hash.
- Choose one or more algorithms, then enable trim or normalization when you need consistent whitespace, line endings, or Unicode handling.
- Review the generated hashes, copy the value you need, and use Clear when you want to start again.
Features
- Generate MD5, SHA-1, and SHA-256 at the same time.
- Trim whitespace or normalize line endings and Unicode before hashing.
- Copy any hash output with one click.
Keyboard Shortcuts
| / | Focus the input when the app has focus |
| Ctrl/Cmd + C | Copy focused output |
| Esc | Clear all |
Tips
- If a hash does not match, try trim plus normalization to align whitespace, line endings, and Unicode.
- This tool hashes in your browser, but copied hashes go to your clipboard, selected settings can stay on this device, and standard site analytics may still run on the page.