$ ctf42

#pdf-javascript CTF challenges

3 CTF challenges using pdf-javascript from 2 CTFs (2023–2026), 3 with writeups. Mostly Reverse (67%) and Forensics (33%).

Reverse · 2 Forensics · 1

Often combined with

#pdf-forensics 1 #exif 1 #custom-instructions 1 #riscv 1 #tinyemu 1 #algorithm-identification 1 #custom-vm 1

Challenges

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Challenge CTF Weight Category Has
squ1rrel_o_tron squ1rrel 2026 32.47 Reverse files wu 1
squ1rrel_o_tron_2 squ1rrel 2026 32.47 Reverse files wu 1
Ez_PDF TCP1P 2023 97.33 Forensics files wu 1