New Delhi: India is set to conduct India GNSS jamming exercises in Bay of Bengal, marking a major step in strengthening its electronic warfare capabilities. The government has officially planned these trials to test its ability to disrupt satellite-based navigation systems like GPS during high-intensity conflicts.
These India GNSS jamming exercises in Bay of Bengal will help the country prepare for modern warfare scenarios where drones, missiles, and ships depend heavily on satellite navigation.
What Are GNSS Jamming Exercises
GNSS (Global Navigation Satellite System) includes systems like:
- GPS (USA)
- GLONASS (Russia)
- Galileo (Europe)
- BeiDou (China)
Jamming means blocking or disrupting these signals. India will test how effectively it can:
- Disable enemy navigation systems
- Prevent drone targeting
- Disrupt missile guidance
This is a key part of modern electronic warfare.
When and Where Will the GNSS Jamming Exercises Take Place?
The trials are scheduled:
- Dates: 11th and 12th April 2026
- Location: Bay of Bengal
The testing area will be near:
- Andaman and Nicobar Islands
This region is strategically important for India’s maritime defence.
What are the Objective of the GNSS Jamming Exercises
The primary aim is to test India’s ability to:
- Deny precise navigation to hostile forces
- Build strong electronic warfare (EW) capabilities
- Counter drones and unmanned aerial vehicles (UAVs)
By mastering GNSS disruption, India can reduce the effectiveness of enemy attacks that rely on satellite data.
Why GNSS Jamming Exercises are Important
Modern warfare is changing fast. Today’s weapons depend heavily on:
- Satellite navigation
- Real-time positioning
- Data connectivity
If these systems are disrupted:
- Missiles may miss targets
- Drones may lose direction
- Ships may face navigation problems
This makes GNSS jamming a powerful defence tool.
Impact of GNSS Jamming Exercises
During the exercise, ships in the nearby region may face temporary disruptions.
1. Navigation Failure
- GPS signals may stop working
- Ships may not get accurate positions
2. Communication Issues
- Satellite communication systems may be affected
3. Safety Risks
- AIS (Automatic Identification System) may fail
- Ships could become “invisible” on tracking systems
This can increase the risk of accidents in busy sea routes.
Safety Measures and Advisory
To reduce risks, Indian authorities will:
- Issue official maritime warnings (NAVAREA alerts)
- Guide ships to use alternative navigation methods
Ships are advised to:
- Use radar and visual navigation
- Follow manual navigation (dead reckoning)
- Maintain extra watch on surroundings
These steps ensure safety during the trials.
Shift Toward Traditional Navigation
During signal disruption, ships may rely on:
- Radar systems
- Echo sounders
- Manual plotting
This shows the importance of traditional navigation skills even in modern times.
Strategic and Regional Impact
These exercises have wider implications:
- Strengthens India’s electronic warfare capability
- Enhances battlefield deterrence
- Prepares India for future high-tech wars
It also sends a strong signal that India is ready to:
- Protect its maritime interests
- Counter advanced technological threats
Boost to Indigenous Defence Capabilities
The exercise aligns with India’s push for:
- Self-reliance in defence technology
- Development of indigenous EW systems
India is focusing on building its own advanced systems to reduce dependency on foreign technologies.













