RPROHIT PALinrohit-dev.hashnode.dev·Jan 22 · 5 min read5 Common Spring Security Config MistakesI Spent 4 Hours Debugging Spring Security So You Don't Have To I recently decided it was time to level up. I wanted to move away from the simple "In-Memory" authentication (where you hardcode users in the config) and build a real, production-ready s...00