A Flag

Context:

@0xstatic is spoiling us with another challenge. Here’s a flag for you. Can you flag the flag?

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

Step 1 - Decode Base64 and notice PNG

image

Step 2 - Convert to an Image how you see fit.

echo "<insert base64>" | base64 -d > file.png

(Replace <insert base64> with the provided base64 string.) Cyberchef will let you convert it.

image