Users are often tasked with extracting this file from another medium (like an image) using tools such as steghide or binwalk , and then cracking the ZIP's password to retrieve a "flag" (a text string used for points). 2. Technical Analysis & Extraction
To crack the password, the "hash" of the ZIP must be extracted using a tool like zip2john . Cracking Methods:
Some challenges use the metadata fields of the ZIP to hide hints or additional clues.