Global Navigation Satellite Systems (GNSS) are collections, or constellations of satellite positioning systems. There are several GNSSs launched by different countries currently in operation: GPS (US), GLONASS (Russia), Galileo (EU), BeiDou Navigation Satellite System (BDS, China), Navigation with Indian Constellation (NavIC, India) and Quazi-Zenith Satellite System (QZSS, Japan). These systems are used for positioning, navigation and timing (PNT) by a wide range of industries: agriculture, finance, transportation, mobile communications, banking and others.
What are the threats to GNSS systems?
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Source: Kaspersky
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