Is your (or your friend's) local nodeJS development server exposed to the world? Online scanner

James H. Fisher's article titled 'I Can See Your Local Web Servers' delves into the issue of security concerning local servers when using carelessly run remote applications. He emphasizes that many applications, especially those used for testing or prototyping, might not be adequately secured, leading to unintended exposure of local servers to public access. The examples provided illustrate how easily one can gain access to local infrastructure if proper precautions are not taken. Fisher further highlights the importance of communication and education regarding security, advocating for programmers to be more aware of potential threats. In conclusion, he suggests that using appropriate tools can assist in protecting against unauthorized access to our local resources.