Cybersecurity Researcher • Systems Administrator • Network & Systems Enthusiast

Welcome to my Portfolio

I am Ryhan Uddin, a cybersecurity researcher and systems administrator with 7+ years of experience managing enterprise systems, virtualized environments, cloud platforms, and network infrastructure. I combine research expertise in cybersecurity and intelligent networked systems with hands-on experience supporting real-world enterprise infrastructure. My work focuses on building secure, resilient, and scalable computing environments across academic research and enterprise operations. I am especially interested in applying cybersecurity, automation, and network intelligence to address practical infrastructure and security challenges.

Updates

Recent Publication

Summer 2026

My article “DTN-SHIELD: A Software-Defined Federated Learning Framework for Blackhole Attack Defense in Delay-Tolerant Networks” is now available online through Elsevier / ScienceDirect.

Read the article

Recent Milestone

Spring 2026

Successfully completed my PhD dissertation defense titled “A Resilient Federated Learning-Based SDN Framework for Secure LEO Satellite Networks.”

Current Focus

Summer 2026

I am currently exploring industry and research-oriented career opportunities where I can apply my experience in cybersecurity, systems administration, cloud infrastructure, and intelligent networked systems.

Timeline

  • June 2026 Published the article “DTN-SHIELD: A Software-Defined Federated Learning Framework for Blackhole Attack Defense in Delay-Tolerant Networks” through Elsevier / ScienceDirect.
  • May 2026 Submitted the manuscript “Robust Controller Anomaly Detection for LSN-Based Intrusions in Software-Defined Space-IoT Networks.”
  • April 2026 Received the Outstanding Teaching Assistant Award for teaching and instructional support.
  • April 2026 Submitted my PhD dissertation draft titled “A Resilient Federated Learning-Based SDN Framework for Secure LEO Satellite Networks.”
  • March 2026 Successfully completed my PhD dissertation defense.