There are most definitely production systems connected to the Internet. And the advice given by vendors ranges dramatically: https://twitter.com/achillean/stat

There are most definitely production systems connected to the Internet. And the advice given by vendors ranges dramatically: https://twitter.com/achillean/status/559124740611506178/photo/1 https://twitter.com/achillean/status/559124740611506178/phot... It's definitely gotten significantly better the past 5+ years. And yes, it's extremely rare for something as a nuclear power plant to be on the Internet.