# TJCTF 2019 "Cable Selachimorpha" writeup
## check problem
I get one pcap file.
## solve problem
![screen](screen.jpg "screen")
When I check pcap file by wireshark, I find a communication that include user name and password.
I decode "tjctf%7Bb0mk4r_br0k3_b10n%7D" by URL encoding, I get flag "tjctf{b0mk4r_br0k3_b10n}".
<https://gchq.github.io/CyberChef/#recipe=URL_Decode()&input=dGpjdGYlN0JiMG1rNHJfYnIwazNfYjEwbiU3RA>