⚖️ JWT (JSON Web Tokens) vs Session Cookies
Compare stateless JWT authorization against server-side session cookie authentication.
Feature Matrix
| Feature / Metric | JWT (Stateless) | Session Cookies (Stateful) |
|---|---|---|
| State Storage | Self-contained in token payload | Stored in server memory / Redis DB |
| Scalability | High (No DB lookup needed per request) | Requires centralized session store |
| Revocation | Harder (Requires token blacklists) | Immediate (Delete session from DB) |
Pros & Cons Contrast
JWT (Stateless)
🟢 Advantages
- Stateless and cross-domain friendly.
- Ideal for microservices and mobile APIs.
🔴 Limitations
- Cannot easily revoke before expiration without a blacklist.
Session Cookies (Stateful)
🟢 Advantages
- Easy immediate session revocation.
- Smaller request header payload.
🔴 Limitations
- Requires backend DB lookup for every request.
Frequently Asked Questions
Detailed standard and mode difference FAQs.