Home PicoCTF 2018 Forensics 200: Truly an Artist
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Forensics 200: Truly an Artist

Challenge

Can you help us find the flag in this Meta-Material?

Solution

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$ exiftool writeupfiles/2018.png
ExifTool Version Number         : 10.10
File Name                       : 2018.png
Directory                       : writeupfiles
File Size                       : 13 kB
File Modification Date/Time     : 2018:09:29 11:37:17+02:00
File Access Date/Time           : 2018:09:29 11:37:17+02:00
File Inode Change Date/Time     : 2018:09:29 11:37:33+02:00
File Permissions                : rw-rw----
File Type                       : PNG
File Type Extension             : png
MIME Type                       : image/png
Image Width                     : 1200
Image Height                    : 630
Bit Depth                       : 8
Color Type                      : RGB
Compression                     : Deflate/Inflate
Filter                          : Adaptive
Interlace                       : Noninterlaced
Artist                          : picoCTF{look_in_image_788a182e}
Image Size                      : 1200x630
Megapixels                      : 0.756

Flag

picoCTF{look_in_image_788a182e}