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Session vs JWT vs OAuth2: The Complete Authentication Strategy
- Authentication methods like session-based, JWT, and OAuth2 impact performance, scalability, UX, and security in modern applications.
- Session-based auth keeps user state on the server; suited for traditional web apps but has scalability and mobile challenges.
- JWT offers stateless auth, scalability, mobile friendliness but complex revocation and token management.
- OAuth2/OIDC delegates auth to external providers, enhancing security, offering SSO, but adds complexity and dependencies.
- Session-based best for traditional web apps, admin tools; JWT for REST APIs, SPAs, mobile apps; OAuth2 for consumer-facing, SSO apps.
- Hybrid strategies combining session, JWT, OAuth2 offer optimal solutions based on app requirements and user needs.
- Security practices like HTTPS, rate limiting, MFA, monitoring, audits, and best practices for sessions, JWT, OAuth2 are crucial.
- Choosing the right authentication strategy is crucial for app security, scalability, and user experience.
- Review and update authentication strategies regularly, focusing on user trust, security, and evolving threats.
- Each authentication method serves different needs, with hybrid approaches often offering the best mix of control and scalability.
- Implement security measures from the design phase and prioritize user trust in all authentication decisions.
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