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CRC32 Checksum
IEEE 802.3 CRC-32 (the one in ZIP, PNG and gzip) of typed text (UTF-8) and/or a file, as 8 hex digits. Known vector: "123456789" → cbf43926.
A little guidance. A better result.
How to use CRC32 Checksum
IEEE CRC-32 of text and/or a file as 8 hex digits — "123456789" → cbf43926.
Prepare your input
Enter text or choose a file.
Use the workspace
Compute the IEEE CRC-32 checksum.
Check your result
Check the eight hexadecimal digits against your reference.
Know the limits
CRC32 detects accidental corruption; it is not a cryptographic authenticity check.
Where does my input go?
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