<ul><li>JSON Web Token (JWT) is one of the most popular methods for implementing authentication in modern web applications.</li><li>JWT is lightweight, secure, and ideal for stateless authentication in full-stack applications.</li><li>JWT consists of three parts: Header, Payload, and Signature, and it is digitally signed to ensure authenticity.</li><li>JWT in the MERN stack provides stateless authentication, scalability, security, and cross-platform compatibility.</li></ul>

Mastering JWT Authentication: A Complete Guide with MERN Stack

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