Verify file integrity by comparing cryptographic hashes. Detect tampering, corruption, or unauthorized modifications. All processing happens securely in your browser.
Hash comparisonTamper detectionSecure • Client-Side • No Server Upload
Select Hash Algorithm
Choose the cryptographic hash algorithm for verification
Note: MD5 and SHA-1 are considered cryptographically weak. Use SHA-256 or SHA-512 for better security.
Upload File
Select a file to calculate its hash
Click or drag file to upload
Any file type supported • No size limit • Processed locally