The getting started guide does not use that technique. It uses `Post.find(parms[:id])` The vulnerability is in `Post.find_by_id(params[:id])` and any other `fin

The getting started guide does not use that technique. It uses `Post.find(parms[:id])` The vulnerability is in `Post.find_by_id(params[:id])` and any other `find_by_*` dynamic finders.