Until recently the shroud was a proven hoax. case closed, but it isn’t closed. The dating was flawed as even the daters say. Even as a medieval hoax, we do not know how it was done and we cannot replicate it - many have tried.
Some links for the interested:
Wikipedia has a good alround summary: https://en.wikipedia.org/wiki/Shroud_of_Turin
Shroud.com is a good site on it. It is worth reading the debunking page: https://www.shroud.com/bar.htm
The C14 dating: http://www.innoval.com/C14/
What do you think?