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#pdf-forensics CTF challenges

4 CTF challenges using pdf-forensics from 4 CTFs (2023–2026), 4 with writeups.

Forensics · 4

Often combined with

#qr-code 1 #metadata 1 #exif 1 #pdf-javascript 1 #xref-repair 1

Challenges

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Challenge CTF Weight Category Has
the_alphabet_that_wasnt_there
#pdf-forensics#xref-repair
 Cryovault 2026 Quals 25.00 Forensics files wu 1
Last_chance
#pdf-forensics#qr-code#metadata
 KubSTU 2026 24.83 Forensics files wu 1
Ez_PDF
#pdf-forensics#exif#pdf-javascript
 TCP1P 2023 97.33 Forensics files wu 1
Contracts
#pdf-forensics
 UTCTF 2024 – Forensics files wu 1