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Author

Subangkar Karmaker Shanto

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Preprint Sep 2026

Tick-Tock on the Open Fronthaul: Securing Synchronization in O-RAN

The Precision Time Protocol (PTP) provides the time and phase synchronization required by disaggregated Open Radio Access Networks (O-RAN). Yet, in current open fronthaul deployments, PTP traffic lacks mandatory authentication and integrity protection, leaving synchronization vulnerable to spoofing, replay, and delay m...

Yiwei Zhang, Enrico Pisanti, Imtiaz Karim et al. · 0 citations
Preprint Aug 2026

Securing Agentic AI: From Per-Action Checks to Trajectory Assurance

Charting these challenges provides a roadmap toward trustworthy autonomous agent deployment: security must become a verifiable property of the architectures, protocols, and runtimes that govern agent behavior, rather than an optional layer of guidance.

Alireza Lotfi, Subangkar Karmaker Shanto, Imtiaz Karim et al. · 2 citations

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