Kurselemente - Ku
Texte - Te
Rechtschreibung - Re
Grammatik - Gr
Wortfelder - Wf
Lieder - Li
Bildergeschichten/Comics - Bi
Prüfungen - Pr
Zwischendurch-Übungen - Zw
Wühltisch - Wt





If you found something in a single frame, explain how you extracted it using ffmpeg -i 3137.mp4 -vf "select=eq(n\,3137)" -vframes 1 out.png .

Did you watch the video for flashing frames, QR codes, or Morse code? 3. Deep Dive & Exploitation

Did you find the flag by running strings 3137.mp4 | grep "CTF{" ? 4. Final Flag Flag: FLAGexample_flag_123

3137.mp4 «2026»

If you found something in a single frame, explain how you extracted it using ffmpeg -i 3137.mp4 -vf "select=eq(n\,3137)" -vframes 1 out.png .

Did you watch the video for flashing frames, QR codes, or Morse code? 3. Deep Dive & Exploitation 3137.mp4

Did you find the flag by running strings 3137.mp4 | grep "CTF{" ? 4. Final Flag Flag: FLAGexample_flag_123 If you found something in a single frame,