QR Code

Do you remember something known as QR Code? Simple. Here for you :
https://mega.nz/#!eGYlFa5Z!8mbiqg3kosk93qJCP-DBxIilHH2rf7iIVY-kpwyrx-0

Let's download the QR code and use Cyberchef to parse it.

Looks like the output is encrypted using Base64. The == at the end give it away.

This looks like a ROT13 encryption.

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CTFlearn{n0_body_f0rget_qr_code}