Valiant Communications Validates Anti-Jamming GPS Time Server for Indian Armed Forces
Valiant Communications Limited successfully validated its VCL-2156 Dual-Band GPS and NavIC NTP Time Server for Indian Armed Forces on February 10, 2026. The field evaluation demonstrated the system's capability to maintain secure timing under hostile GNSS environments, including jamming and spoofing attempts across L1 and L5 frequency bands. The indigenous solution features multi-constellation support, advanced anti-jamming capabilities, and comprehensive security architecture designed for defense and critical infrastructure applications.

*this image is generated using AI for illustrative purposes only.
Valiant Communications Limited has successfully validated its advanced GPS timing solution for the Indian Armed Forces, marking a significant milestone in indigenous defense technology development. The company completed field evaluation of its VCL-2156 Dual-Band GPS and NavIC NTP Time Server on February 10, 2026, demonstrating robust performance under challenging operational conditions.
Field Evaluation Results
The comprehensive evaluation assessed system performance across multiple scenarios to validate operational readiness for military applications.
| Test Scenario: | Performance Result |
|---|---|
| Normal satellite operation | Maintained continuous synchronization |
| Deliberate signal jamming | Strong immunity demonstrated |
| Coordinated spoofing attempts | Effective detection and rejection |
| L1 and L5 frequency interference | Sustained accurate timing delivery |
| Post-interference recovery | Automatic restoration of full GNSS operation |
The NTP server maintained continuous and accurate synchronization for connected network clients under all test conditions, demonstrating strong immunity to both single-band and dual-band interference. The platform's anti-spoofing intelligence effectively detected and rejected falsified satellite signals, ensuring system time and positional data remained uncompromised.
Indigenous GNSS Security Architecture
The VCL-2156 represents a comprehensive approach to secure timing solutions for defense and critical infrastructure environments. The system supports dual-band L1 and L5 reception across multiple satellite constellations.
Technical Capabilities
- Multi-constellation support: GPS, GLONASS, Galileo, and NavIC
- Dual-band operation: L1 and L5 frequency reception
- Anti-spoofing intelligence: Algorithm-driven signal verification
- Interference immunity: Advanced jamming resistance
- Autonomous recovery: Automatic restoration post-interference
Strategic Importance for Defense Applications
According to Mr. Inder Mohan Sood, CEO and CTO of Valiant Communications Limited, accurate and trustworthy time serves as a foundational requirement for modern defense and critical infrastructure systems. The successful proof of concept demonstrates the VCL-2156's ability to sustain precise time synchronization even under sophisticated GNSS threats.
Trusted GNSS timing plays a vital role across multiple sectors:
- Defense operations and military systems
- Aviation and air traffic control
- Power grid synchronization
- Banking and financial networks
- Telecommunications infrastructure
- Financial trading platforms
Advanced Security Framework
The VCL-2156 integrates comprehensive GNSS security measures designed to address modern threat environments.
| Security Feature: | Implementation |
|---|---|
| Signal verification | Algorithm-driven structure and timing validation |
| Spoofing detection | Identification and suppression of false signals |
| Dual-band correlation | Intelligent L1/L5 fallback mechanisms |
| Multi-constellation tracking | Reduced single-source dependency |
| Future authentication | Readiness for cryptographic GNSS validation |
The successful validation confirms the system's ability to deliver robust, secure, and dependable time synchronization in challenging operational scenarios, reinforcing Valiant's capability to support defense and national security programs with high-reliability indigenous solutions.
Historical Stock Returns for Valiant Communications
| 1 Day | 5 Days | 1 Month | 6 Months | 1 Year | 5 Years |
|---|---|---|---|---|---|
| +3.98% | +28.86% | +33.63% | +91.31% | +200.16% | +2,131.88% |


































