Calculate CRC-32B checksums online

Create your hashes online

Create a CRC-32B checksum online from your password or data. You can also upload a file to build the CRC32B hash and verify your data later with the checksum. You can find here another tool to create CRC-32 checksums online.

crc32b converter

CRC-32B converter
  3. Choose from Google Drive
Optional settings
  • Shared secret key used for the HMAC variant (optional):
  • (by clicking you confirm that you have understand and agree to our terms)
  • Your file is currently uploading.
    Progress: 

    Total file size: -
    Upload rate: -
    Time left: --:--:--
  • Uploading
  • Submitting data
  • Uploading
  • Uploading data

The CRC32B algorithm is basically used of zip and png, compared to the CRC32 online calculator.

The input string encoding is expected to be in UTF-8. Different encoding will result in different hash values. Unicode is considered best practices.

Bookmark and share page

Last used converter

Hash generator