Session B4a: Navigation Resilience to Interference and Cyber-Attacks

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Date: Thursday, September 11, 2025
Time: 1:45 p.m. - 5:30 p.m.
Location: Paca (Third Floor)
In-Person presenters in this session provide pre-recorded presentations for viewing by registered attendees on Wednesday, September 10.

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In-Person Presentations These presentations will be given in-person at the conference. Presenters will provide a pre-recorded presentation for on-demand viewing by all registered attendees.
1:50	The OpsGroup Report into GPS Spoofing, One Year on. Where are we Now and Where are we Going?   Ramsey Faragher, Royal Institute of Navigation; Okuary Osechas, ZHAW; Mitch Narins, Strategic Synergies LLC; Gary McGraw, Institute of Navigation Best Presentation
2:12	Not all Frequencies are Created Equal: Understanding the Inherent Anti- Jam Advantages of C-Band GNSS   Patrick Shannon, George Schmitt, and Furqan Ahmed, TrustPoint, Inc.
2:35	Demonstration of Collins GNSS RFI Mitigation Receiver and Antenna Techniques in the Presence of OTA Spoofer and Jammer Threats     Angelo Joseph, Mark Billsberry, Joseph Griggs, George Cook, Vikram Malhotra, and Zachary Taylor, Collins Aerospace
2:58	World’s First Authenticated Satellite Pseudorange from Orbit     Jason Anderson, Xona Space Systems
3:25 - 3:55, Break. Refreshments in Exhibit Hall
4:00	Direction of Arrival (DoA) Finding Using Irregular, Dynamic Arrays     Sajad Eslamzadeh, and Ramakrishna Janaswamy, Department of Electrical and Computer Engineering University of Massachusetts
4:23	Direction of Arrival Estimation with an Analog Null Steering Controlled Reception Pattern Antenna System     Mai Hassan, Royal Military College of Canada and Cairo University; Ali Massoud, Royal Military College of Canada; Mohamed K. Emara, Calian GNSS; Haidy Elghamrawy, Royal Military College of Canada; Aboelmagd Noureldin, Royal Military College of Canada and Queen’s University
4:46	Detection and Mitigation of Jamming, Meaconing, and Spoofing based on Machine Learning and Multi-Sensor Data     Philipp Bohlig, Jorge Morán García, Ramadevi Lalgudi, Jan Fischer, ANavS GmbH
5:08	TDOA-Based Spoofing Source Localization Using Multi-Constellation Unsynchronized Receivers     Jade Babcock-Chi, Sherman Lo, Yu-Hsuan Chen, Juan Blanch, Todd Walter, Stanford University
Alternate Presentation Alternate presentations may be given in-person at the conference if other authors are unable to present. Alternate Presenters will provide a pre-recorded presentation for on-demand viewing by all registered attendees.
1.	Impact of Ground-Based Interferences on GNSS Space Receivers On-Board LEO Satellites     Filipe De Oliveira Salgueiro, Ivan Lapin, Miguel Cordero Limon, Gianluca Caparra, and José António Garcia Molina, European Space Agency (ESA/ESTEC)

On-Demand Presentations Pre-recorded presentations will become available for viewing by registered attendees on Wednesday, September 10.
	GNSS Spoofing Attack Detection Method Base on Correlation Peak Distortion Feature   Cong Wang, Shuang Du, University of Electronic Science and Technology of China; Tao Lin, Correlation Semiconductor Co. LTD.
	Modernizing the SWEPOS Ionosphere Monitoring Service: Ensuring Reliable Network-RTK Performance During the Approaching Solar Maximum     Martin Håkansson, Kibrom Ebuy Abraha, Kent Ohlsson, Tomas Holmberg, Tong Ning, and Martin Sundlöf, Lantmäteriet

Young Navigators Gathering, Hosted by the ESA Young NAV Community, 5:45 p.m.: Meet in the first-floor lobby of the Hilton at 5:45 p.m. to walk over as a group to Pratt Street Ale House

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