CTF: MBR - 486DX
MBR Capture the Flag Challenge
Album released: 15 May 2017
https://masterbootrecord.bandcamp.com/album/486dx
Secret
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Analysis
It’s a Base64 encoded blob. Decoding it and looking at it with a hex editor I see a header with “JFIF”, indicating it is probably a JPEG.
Solution
But perhaps there’s more to it? Some embedded data in the JPEG?