HashSum


A fast and intuitive tool for generating and verifying MD5, SHA-1, SHA-256, and SHA-512 hashes with real-time feedback.

HashSum

HashSum 0.82 running on Windows 11

Features

  • MD5, SHA-1, SHA-256 & SHA-512 hash generation
  • Copy/paste buttons
  • Comparison ability
  • Progress wheel with time tracking

Compatibility

  • Windows – 10 & 11
  • macOS – N/A

Why is hash verification important?

Hash checking is essential for ensuring data integrity and security. When files are transferred, stored or downloaded, even small changes can corrupt them or indicate tampering. Hash functions create unique fingerprints for files, allowing users to compare expected and actual values to confirm authenticity.

For IT professionals and cybersecurity experts, hashing is a crucial defense against unauthorized modifications and malware-infected downloads. Even personal users benefit from verifying large files (such as ISO images, software installations, and backups before using them)


Use Cases

Verifying Downloads & Backups

Ensure that your downloaded or stored files match the original and haven’t been altered or corrupted.

Cybersecurity & Data Protection

Detect unauthorized modifications, ensuring files remain unaltered during transfers or storage.

Software Integrity Checks

Developers and IT admins often verify hashes to confirm that installation files are unmodified and safe to use.

Forensics & Evidence Handling

Hash verification plays a key role in maintaining data integrity for legal and forensic investigations.

Version History