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Node Authentication

Authentication mean that identify users and provision of access of rights and contents depending on their ID.Node authentication is the technique used to ensure that the managing server and data collectors communicate with each other in a secure manner.Authentication can be categorized as follows
1.Session based
2.Token based
3.Password less
What is session based authentication?
User credentials such as user name or email and password are compared with the database where this data was stored.If they match, a session is initialized for the user with the fetched ID.

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