전체 챌린지
OSINT쉬움무료
Metadata never forgets.
100점해결자 없음
~브리핑
Scenario. A fictional whistleblower, "J. Marlow", leaked a PDF. Someone forgot that documents remember who made them.
Provided: leak-draft.pdf. The flag is hidden in the document's metadata — not its text.
All personas and data in this challenge are fictional.
»해설
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