FundamentalsBeginnerFree lab

Fundamentals · browser room

Decode the Beacon

Beginner50 ptsEncodingAnalysis

Objective

Decode a Base64 string used in a fake C2 sample.

An alert shows this Base64 blob. Decode it to recover the flag.

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.

Q1lOQVJLU3toZWxsby9sYWJ9
Hint

Use the in-app decoder (atob) — no CyberChef needed.

Why this is correct

Base64 is encoding, not encryption. Analysts decode it constantly in phishing and C2.