Data Length vs CRC Length
It’s not a research topic. It’s really well understood: http://en.wikipedia.org/wiki/Cyclic_redundancy_check The math is pretty simple. An 8-bit CRC boils all messages down to one of 256 values. If your message is more than a few bytes long, the possibility of multiple messages having the same hash value goes up higher and higher. A 16-bit CRC, … Read more