Goal
The path to "体系的に学ぶ 安全なWebアプリケーションの作り方 第2版"
Here is the reading path leading up to this book, derived from its dependencies and ordered from the fundamentals.
The path so far (1 books)
Why read this first: Authentication, sessions, and cookies all sit on top of HTTP. Grasping HTTP's behavior from first principles first lets you understand structurally where in the protocol the vulnerabilities in Tokumaru's book actually arise.