JavaScript
Jun 19, 2025 · Information Security
Why Storing JWT in localStorage Is Dangerous and Safer Alternatives for 2025
Storing JWT tokens in localStorage, once a common practice for front‑end authentication, now poses severe XSS risks, prompting developers to adopt more secure methods such as HttpOnly cookies with SameSite protection, BFF‑backed session cookies, or Service Worker‑based token handling, each with trade‑offs.
BFFCSRFHttpOnly
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