Hashkitly
Encoders
Hashes
HMAC
Encryption
KDF & Keys
Utils
Guides
Privacy
Sum-8
💡
CRC32 is a checksum for error detection, not a cryptographic hash.
Compute
Sum‑8 checksum online — free, no upload (FAQs)
FAQs
Related tools
XOR‑8
Sum-8 checksum FAQs
FAQs
Use cases?
Tiny embedded integrity checks where performance matters more than robustness.