: Players had to reverse the arc-httpd binary to find hidden endpoints or hardcoded credentials used for "spying" on the server's traffic.
: Opening the PCAPs in Wireshark shows simple TCP streams on port 9999.
: Detailed steps for Part I are available in this Free Yo' Radicals Part 1 Writeup . 2. Spying Through the Webdoor
: Further details can be found at this Spying Through the Webdoor Writeup . 3. Additional Challenges
Other challenges included in the HAX 2023 lineup that might be in your ZIP: : A 300-point Reversing challenge.
For the complete collection of challenge binaries and the official solutions, you can visit the .