misceasy

Full Cycle

hackerlab

Task: Recover a broken JPEG image from full_cycle.zip. Solution: Reverse all bytes in the file - the JPEG was stored with bytes in reverse order (end marker at beginning, start marker at end).

$ ls tags/ techniques/
jpegfile_reconstructionbyte_reversalmagic_byteshex_analysisfile_headersbroken_image
File header analysis (magic bytes)Byte reversal / file reconstructionJPEG structure understanding (FF D8 start, FF D9 end markers)
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