Mmm29.7z -

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, giving the illusion that it only fits 25 pieces, yet you must pack all 29 pieces into it. MMM29.7z

Is this from a specific or security training platform (e.g., PicoCTF, HackTheBox)? HackTheBox)? 💡 Is the file a

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Is the file a , a reverse engineering binary , or a steganography puzzle ? If you have the file, what are its contents when unzipped? a reverse engineering binary

includes . The 5th corner piece actually locks into the middle of the frame. 💻 2. A Capture The Flag (CTF) Challenge