Internet Safety

File Integrity & Hash Verifier

Verify that a file has not changed - privately in your browser. Calculate SHA-256, SHA-384 and SHA-512 hashes locally.

Verify that a file has not changed

Calculate cryptographic hashes locally. Your file is processed entirely on your device and is never uploaded by this tool.

Click to select, or drag and drop a fileOne file at a time. No folders.Choose file

Maximum size: 2 GB. SHA-256, SHA-384 and SHA-512 are calculated. MD5 and SHA-1 are recognised in an expected hash but are not calculated, as both are legacy algorithms. Your file is processed entirely on your device and is never uploaded.