"This is the lockpicking lawyer, and what I have for you today is a padlock."
Possibly something like this one: https://www.youtube.com/watch?v=ZVQTt4CgNZs
Possibly something like this one: https://www.youtube.com/watch?v=ZVQTt4CgNZs
Something like this might slow it down some https://m.northerntool.com/shop/tools/product_200315235_2003... but still, an angle grinder is pretty effective.