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<Tag: pwntools />
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CTF WRITEUPSSATELLITE
HTB - First Contact
In this Hack The Box challenge, I had to act as a backup pass prediction system for a ground station. By parsing Two-Line Element (TLE) sets and calculating satellite passes above 30 degrees of elevation using Python's `skyfield` library, I wrote an automated solver to determine upcoming visibility windows, overcome strict timing checks, and retrieve the flag.