The Ministry of Defence (MoD) signed a ₹449 crore contract on June 10, 2026, with Bengaluru-based Accord Software and Systems Private Limited (ASSPL) to procure 20 Enhanced Capability Global Navigation Satellite System (ECGNSS) Jammers for the Indian Navy. Executed under the Buy (Indian-IDDM) category, these advanced electronic warfare systems feature a minimum of 75% indigenous content. The jammers will secure Indian naval operations by degrading, spoofing, and jamming adversary satellite navigation signals, significantly boosting maritime security and advancing the Aatmanirbhar Bharat initiative in defence manufacturing.
The Ministry of Defence executed a major electronic warfare procurement deal worth ₹449 crore. The contract aims to equip the Indian Navy with 20 Enhanced Capability Global Navigation Satellite System (ECGNSS) Jammers. Supplied by a domestic private firm, these jammers are designed to confuse and degrade enemy navigation systems, enabling safe and secure operations for Indian naval warships in hostile environments.
The agreement was officially signed on June 10, 2026, in New Delhi in the presence of Defence Secretary Rajesh Kumar Singh. The manufacturing and supply of these advanced systems will be handled by Accord Software and Systems Private Limited (ASSPL), which is headquartered in Bengaluru, Karnataka. The deployment of these jammers will primarily focus on securing the Indian Ocean Region (IOR).
This procurement is highly relevant to UPSC GS Paper 3 (Security and Indigenization of Technology). Strategically, it shields high-value naval assets from network-centric warfare and precision-guided munitions heavily reliant on GPS. Economically, the minimum 75% indigenous content requirement funnels ₹449 crore into the domestic defence industrial base. Policy-wise, it reinforces the 'Aatmanirbhar Bharat' vision, proving that the Indian private sector can deliver sophisticated, military-grade electronic warfare technology.
📌 [BACKGROUND — verify independently] India's push for indigenous electronic warfare (EW) capability began as a critical necessity following intelligence gaps in the late 1990s.
📌 [BACKGROUND — verify independently]
Globally, countries like the United States and China heavily integrate electronic warfare suites into their naval fleets (e.g., the US Navy's AN/SLQ-32 system). While India historically relied on Russian and Israeli electronic warfare technologies, this deal positions India among the select nations capable of designing and deploying indigenous signal spoofing and GNSS jamming networks tailored for complex maritime theatres.
The successful deployment of these 20 jammers will set a benchmark for domestic private defence contractors. Moving forward, the MoD is expected to heavily rely on the private sector for advanced quantum-secure communications and AI-driven combat systems. Furthermore, this capability acts as a strong deterrent against China's expanding naval footprint and intelligence-gathering operations in the Indian Ocean Region over the next decade.
Core Concept: Electronic Warfare (EW) and GNSS Jamming
Q1. Which company signed the ₹449 crore contract with the Ministry of Defence in June 2026 to supply ECGNSS jammers to the Indian Navy? [Easy]
A) Bharat Electronics Limited (BEL)
B) Accord Software and Systems Private Limited (ASSPL)
C) Hindustan Aeronautics Limited (HAL)
D) Tata Advanced Systems Limited (TASL)
Answer: B
Explanation: Bengaluru-based Accord Software and Systems Private Limited (ASSPL) signed the ₹449 crore deal with the MoD to supply 20 ECGNSS jammers.
Q2. What is the minimum percentage of indigenous content required for the ECGNSS jammers procured for the Indian Navy under the recent ₹449 crore deal? [Easy]
A) 50%
B) 60%
C) 75%
D) 90%
Answer: C
Explanation: The jammers must have a minimum of 75% indigenous content under the Buy (Indian-IDDM) category.
Q3. The procurement of the ECGNSS jammers was finalized under which category of the Defence Acquisition Procedure? [Moderate]
A) Buy (Global - Manufacture in India)
B) Buy (Indian)
C) Make I (Government Funded)
D) Buy (Indian-Indigenously Designed, Developed and Manufactured)
Answer: D
Explanation: The contract was signed under the Buy (Indian-IDDM) category, which prioritizes products designed and built domestically.
Q4. In the context of the newly procured ECGNSS jammers, what does "signal spoofing" refer to? [Moderate]
A) Physically destroying the enemy's satellite in orbit
B) Transmitting fake satellite signals to deceive enemy navigation receivers
C) Encrypting Indian Navy communications to prevent wiretapping
D) Using sonar waves to detect incoming submarines
Answer: B
Explanation: Signal spoofing involves transmitting counterfeit GPS/GNSS data to trick an adversary's receiver into calculating a false location.
Q5. Over the last 10 years leading up to 2026, by what percentage has India's defence production grown to reach ₹1.54 lakh crore? [Moderate]
A) 100%
B) 150%
C) 174%
D) 200%
Answer: C
Explanation: According to the MoD, defence production has gone up by 174% to ₹1.54 lakh crore over the last decade.
Q6. Which of the following is NOT a capability of the ECGNSS jammers being procured for the Indian Navy? [Tricky]
A) Degrading satellite signal acquisition of adversary receivers
B) Executing deceptive jamming operations
C) Launching kinetic interceptors at low-earth orbit satellites
D) Spoofing enemy navigation systems
Answer: C
Explanation: The ECGNSS jammers are electronic warfare systems; they disrupt signals but do not launch physical kinetic interceptors against satellites.
Q7. The subject of "Naval, military and air forces" falls under which jurisdiction as per the Indian Constitution? [Tricky]
A) Concurrent List of the Seventh Schedule
B) State List of the Seventh Schedule
C) Union List of the Seventh Schedule
D) Residuary Powers of the President
Answer: C
Explanation: Defence and the armed forces (Entry 1 and 2) fall exclusively under the Union List of the Seventh Schedule.
Q8. Why is the procurement of ECGNSS jammers critical for "network-centric warfare"? [Tricky]
A) It allows warships to connect to commercial internet services at sea
B) It denies adversaries access to critical navigation and targeting inputs derived from satellites
C) It replaces the need for physical radar systems on destroyers
D) It integrates naval, army, and air force personnel databases
Answer: B
Explanation: Network-centric warfare relies heavily on satellite data; the jammers protect Indian ships by denying adversaries precise navigation and targeting data.
PYQ 1:
With reference to India's defence acquisition framework, what is the primary objective of the 'Buy (Indian-IDDM)' category?
A) To procure defence equipment exclusively from Foreign Original Equipment Manufacturers (OEMs) with a technology transfer clause.
B) To procure equipment that is indigenously designed, developed, and manufactured with a specified minimum percentage of domestic content.
C) To allow Indian private sector companies to import fully assembled weapons for the armed forces.
D) To fund basic scientific research in autonomous drone technology.
Answer: B
Explanation: The Buy (Indian-IDDM) category is the highest priority in defence procurement, mandating indigenous design, development, and manufacturing with strict domestic content thresholds (like 75% in the recent jammer deal).
PYQ 2:
Consider the following statements regarding the Enhanced Capability Global Navigation Satellite System (ECGNSS) Jammers procured for the Indian Navy:
1. They are designed to physically track and shoot down enemy communication satellites.
2. The contract requires a minimum of 75% indigenous content.
3. They are capable of signal spoofing to deceive adversary GNSS receivers.
Which of the above statements is/are correct?
A) 1 and 2 only
B) 2 and 3 only
C) 1 and 3 only
D) 1, 2, and 3
Answer: B
Explanation: Statement 1 is incorrect as they are electronic warfare systems, not physical anti-satellite weapons. Statements 2 and 3 are correct regarding the 75% indigenous content and signal spoofing capabilities.
PYQ 3:
Assertion (A): Modern warships increasingly depend on electronic warfare systems like GNSS jammers.
Reason (R): Adversaries heavily utilize precision-guided weapons that rely on satellite constellations for targeting and navigation inputs.
A) Both A and R are true and R is the correct explanation of A.
B) Both A and R are true but R is NOT the correct explanation of A.
C) A is true but R is false.
D) A is false but R is true.
Answer: A
Explanation: Electronic warfare systems (like jammers) are essential today precisely because they neutralize the enemy's ability to use satellite-dependent precision weapons against naval assets.
Question 1 (150 words): Analyze the significance of procuring indigenous Electronic Warfare (EW) systems like the ECGNSS jammers for India's maritime security.
The recent ₹449 crore procurement of 20 Enhanced Capability Global Navigation Satellite System (ECGNSS) jammers marks a critical milestone in India's maritime security and technological sovereignty. Strategically, these jammers protect Indian Navy warships operating in contested multi-threat environments by degrading, spoofing, and deceptively jamming adversary satellite navigation signals. This is vital to counter modern network-centric warfare and precision-guided weapons utilized by adversaries in the Indian Ocean Region.
Economically, the execution of this contract under the Buy (Indian-IDDM) category, requiring a minimum of 75% indigenous content, provides a massive boost to the domestic defence industrial base. It highlights the growing capability of India's private sector—such as the Bengaluru-based ASSPL—in developing complex military-grade technology. Moving forward, the Ministry of Defence must continue to expand R&D quotas for private entities, ensuring that the remarkable 174% growth in defence production seen over the last decade translates into cutting-edge self-reliance.
Question 2 (250 words): "The transition from physical naval dominance to superiority in the electromagnetic spectrum is a defining feature of modern maritime combat." Discuss this statement in light of India's recent induction of ECGNSS jammers, and evaluate its impact on the Aatmanirbhar Bharat initiative.
The nature of modern maritime warfare has fundamentally shifted from relying solely on kinetic firepower and fleet size to achieving dominance in the electromagnetic spectrum. Adversary navies increasingly depend on network-centric architectures, utilizing global satellite constellations for precise navigation, intelligence gathering, and the deployment of precision-guided munitions. In this context, the Indian Navy's ₹449 crore procurement of 20 ECGNSS jammers is a transformative step. These systems do not rely on physical force; rather, they employ signal spoofing and deceptive jamming to degrade adversary GNSS receivers, effectively blinding hostile platforms in a multi-threat environment.
This procurement also serves as a critical test case for the Aatmanirbhar Bharat initiative. Historically, India has been overly dependent on foreign original equipment manufacturers for advanced electronic warfare suites. By awarding this contract to Bengaluru-based ASSPL under the Buy (Indian-IDDM) category with a stringent 75% indigenous content mandate, the government is deliberately pivoting toward self-reliance. This approach has yielded substantial economic dividends, reflected in the 174% surge in defence production to ₹1.54 lakh crore over the last decade.
Internationally, this technological leap reduces India's strategic vulnerability in the contested Indian Ocean Region, ensuring warships can operate securely despite the expanding presence of sophisticated rival navies. To sustain this momentum, India must heavily incentivize deep-tech private sector R&D, focusing on quantum-secure communications and AI-driven electronic countermeasures, cementing its evolution from a major arms importer to a globally competitive defence manufacturing hub.
For Prelims, examiners will focus heavily on the specific defence procurement category (Buy Indian-IDDM), the 75% indigenous content threshold, and the difference between spoofing and jamming. For Mains, expect analytical questions in GS Paper 3 linking electronic warfare to maritime security in the Indian Ocean and the success of the Aatmanirbhar Bharat scheme. In Interviews, be prepared to discuss the growing role of private tech start-ups in modernizing India's military architecture. High-probability prediction: Expect an MCQ asking you to identify the primary function of GNSS spoofing in naval warfare.