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Learn how to generate new refresh tokens in a MERN backend to enhance authentication security and user experience. Explore the process of creating and managing both access and refresh tokens, including storing refresh tokens in the database, handling token expiration, and implementing a secure token refresh mechanism. Discover techniques for verifying incoming refresh tokens, generating new token pairs, and managing logout scenarios by removing refresh tokens from the database. Master this essential aspect of token-based authentication for building robust, production-grade MERN applications.
