SproutStack🌱 System Design (Beginner) · Scaling Patterns · cozy lesson
Auth Basics: JWT & OAuth
10 min · 1 min read · no scary math, promise
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You’ve got this. Read a little, play a little — I’ll wait. No rush.
Session cookie (stateful, revoke easy) vs JWT (stateless, scale easy). Store refresh in httpOnly cookie, validate iss/aud/exp at gateway. OAuth: redirect → consent → code → token, never in frontend logs.
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Check your understanding
Correct answers earn XP (once each).
1. JWT validates…
2. OAuth in one line?
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The checkbox in the explorer turns green too — same progress.