Hello,

I have finally found how to start the headless server withou auth check

I had my credentials still present in the server-settings.json files :
"_comment_credentials": "Your factorio.com login credentials. Required for games with visibility public",
"username": "hello",
"password ...

Hello, I am trying to start a new headless server game (on a fresh install of headless 0.17.79) hosted on a LAN (without internet access)

I have set :
"visibility":"lan",
and
"_comment_require_user_verification": "When set to true, the server will only allow clients that have a valid Factorio ...