Check the connection string that is used for authenticating with MongoDB server. When trying to connect with MongoDB Compass connection may be working and it might fail when connecting via NodeJS code. Check if authSource parameter and the ssl param are properly set. Sample MongoDB URI that works on NodeJS connection setup is shown below: MONGO_URI=mongodb://USER:Password@localhost:27017/SampleDatabase?authSource=admin&readPreference=primary&directConnection=true&ssl=false

Kerberos Authentication is a means by which a communicating entity on a non-secure network can prove itself to another entity about its identity in a secured way. In a system developed for a client-server model, it is inconceivable to identify the threat posed by the network users and the intruders. Primary goal of Kerberos Authentication System is to prevent free text based transmission of passwords over the network. Kerberos was created by MIT with a license similar to BSD and the current version is Version 5. It is implemented across various OS - Linux, Unix, Windows, MacOS. Kerberos system is built on a symmetric key algorithm. (more…)