webeasy

Presence of Absence

hackerlab

Task: an nginx site returned only custom 403 and 404 pages, but the less-damaged 404 page exposed an extra favicon asset. Solution: compare both error pages, fetch the missing favicon, extract printable strings, and pick the candy-themed flag that matches the icon hint.

$ ls tags/ techniques/
error_page_differential_analysisexposed_asset_inspectionprintable_strings_extraction

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