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Kevin Liu

ex-AWS | cloud engineer

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Recent Posts

Follow the Hops and Reassemble the Symbols | Hopscotch | GaianSpace CTF 2026

Follow the Hops and Reassemble the Symbols | Hopscotch | GaianSpace CTF 20262026-10-24

High SF, Dragged Down by Drift | No Name on the Door | GaianSpace CTF 2026

High SF, Dragged Down by Drift | No Name on the Door | GaianSpace CTF 20262026-10-24

A Downlink Hijacked in the Dead of Night | Two Voices | GaianSpace CTF 2026

A Downlink Hijacked in the Dead of Night | Two Voices | GaianSpace CTF 20262026-10-24

Rebuilding the Agriculture Office's Satellite Check | Subsidy Claim | GaianSpace CTF 2026

Rebuilding the Agriculture Office's Satellite Check | Subsidy Claim | GaianSpace CTF 20262026-10-24

The Word Hidden Across Five Channels | Isodata Seven | GaianSpace CTF 2026

The Word Hidden Across Five Channels | Isodata Seven | GaianSpace CTF 20262026-10-24

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VNF O-RAN Radiation Hohmann Transfer Publish-Subscribe-Model Drone Security CI/CD Meshtastic DevOps Stack STL MAVLink Remote Sensing STARPWN Array Data hiking DTN Space GPS Spoofing Medium Binary Tree Backtracking Buffer Overflow Network Programming recursion SatNOGS Windows Endpoints Lambda Steganography LoRa backtracking LeetCode DSP OTA complexity C++ SDR Tree

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