
I Added a Server, and Everyone Got Logged Out (Session vs Token)
Users complained about getting logged out after I scaled the servers. Here's my journey from Sticky Sessions to Redis Store, and finally to JWT.

Users complained about getting logged out after I scaled the servers. Here's my journey from Sticky Sessions to Redis Store, and finally to JWT.
A comprehensive deep dive into client-side storage. From Cookies to IndexedDB and the Cache API. We explore security best practices for JWT storage (XSS vs CSRF), performance implications of synchronous APIs, and how to build offline-first applications using Service Workers.

App crashes only in Release mode? It's likely ProGuard/R8. Learn how to debug obfuscated stack traces, use `@Keep` annotations, and analyze `usage.txt`.

Bitcoin is just part of it. How to create trust without a central authority, principles of decentralization, smart contracts, gas fees, Layer 2 solutions, DAOs, and the Oracle Problem.

Why your server isn't hacked. From 'Packet Filtering' checking ports/IPs to AWS Security Groups. Evolution of Firewalls.

If you choose JWT, ensure you check these boxes:
Security is not a feature; it's a process.