noun
- A value calculated from data to detect errors or verify integrity during transmission or storage.
Usage: computing; technical
Examples
- The software calculated a checksum to ensure the downloaded file was not corrupted.
- Before sending the data packet, the system appended a checksum to detect transmission errors.
- The checksum failed, indicating that the file had been altered or damaged.
- Network protocols use checksums to verify that messages arrive intact.
- You can compare the checksum of your backup with the original to confirm they match.