TechWithCP on Instagram: "🚀 OAuth 1.0 vs OAuth 2.0 – Which one is better & why companies moved to OAuth2? This is one of the top interview questions for Backend, Security, and System Design roles. Here’s the simplest breakdown you’ll ever read 👇 ⸻ 🛡️ 1) What is OAuth Anyway? OAuth is authorization, not authentication. It allows apps to access your data (like Gmail, Facebook, PayPal login) without sharing your password. ⸻ 🔑 2) OAuth 1.0 – Old, Secure, but Complicated ⭕ Signature-Based Securit