Course 38 - Web Security Known Web Attacks | Episode 5: SOP Fundamentals and SOME Attack Exploitation via Flash Callbacks

In this lesson, you’ll learn about: Same Origin Policy (SOP), its controlled exceptions, and how attackers exploit it using SOME via Flash callbacks1. What is the Same Origin Policy (SOP)🔹 Definition:A core browser security rule that restricts how documents interact🔹 Enforced in:Web Browsers🔹 Rule:
Two URLs can interact only if all match:Protocol (HTTP / HTTPS)Host (domain)Port👉 Key Insight
SOP prevents unauthorized access between different websites2. Why SOP Exists🔹 Purpose:Protect user data (cookie...