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Chapter 03 of 05 · Web Application Security

Path Traversal

A filename is a path, and a path can climb. When an application builds a file path out of something you typed, `..` walks it out of the folder it was meant to stay in — and reads whatever the process can.

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3 lessons8 quiz questionsabout 6 minup to 60 XP
Loop in progress
  1. Attack
  2. Telemetry
  3. Fix
  4. Detection
defensive beats coming
Start this chapterA Name That Climbs
  1. A Name That Climbs2 min
  2. Read The Secrets Next Door2 min
  3. Keep It In The Folder2 min
  4. Practice quiz8 questions