I can't say what the history specifically of checksums are off the top of my head, but error correction/detection dates back to at least the 1940s. Hamming(7,4

I can't say what the history specifically of checksums are off the top of my head, but error correction/detection dates back to at least the 1940s. Hamming(7,4) was created in 1950. Edit: Wikipedia: https://en.wikipedia.org/wiki/Error-correcting_code https://en.wikipedia.org/wiki/Error-correcting_code