FundamentalsIntermediateFree lab

Fundamentals · browser room

CDN, WAF & Reverse Proxy

Intermediate85 ptsWAFCDN

Objective

User → CDN → WAF → App → DB; blocked SQLi stays at the edge.

Cyber Flow Explorer · 5 steps · Network / Sequence / Packet / Code.

Isolated browser lab. Practice here first — no live targets. Optional deeper practice lives in the Academy library after you finish this room.

Answer panel

Challenge workspace

Complete the room tasks, then submit here to mark the room done.

CYNARKS

Teaching simulation · not live capture

CDN, WAF & Reverse Proxy

Simulated edge — do not probe third-party WAFs.

1. CDN

Userbrowser
CDNedge
WAFpolicy
Apporigin
DBdata
CDN
Request hits the CDN edge closest to the user.

GET /search

  • #1 user → cdn CDN GET /search

Space · ← → · R restart

Hint

Block means origin path stops.

Why this is correct

CDN + WAF + proxy + parameterized app queries.