Checksum Verifier
5 toolsVerify a downloaded file's checksum against an expected value.
Runs in your browser — your files and text stay on your device
Verify a downloaded file's checksum against the value published by its source. If the two match, the file is intact. Choose the same algorithm the publisher used. The file is hashed locally in your browser.
How to use this tool
- 1Choose a file and the algorithm the publisher used.
- 2Paste the checksum they published.
- 3A pass/fail result tells you if the file matches.
Frequently asked questions
Why verify a checksum?
To confirm a downloaded file wasn't corrupted in transit or tampered with, by comparing it against the value the publisher provided.
Is my file uploaded anywhere?
No — hashing happens entirely in your browser.