Pakistan-Linked Spy Network Targeting India’s Eastern Naval Command Busted
A major counter-intelligence operation in Andhra Pradesh has uncovered a suspected Pakistan-linked espionage network allegedly targeting sensitive information related to India’s Eastern Naval Command. The investigation, known as Operation Firewall-2026, has brought 18 people under the scanner, including 13 personnel associated with the Indian Navy.
The operation was launched by the Andhra Pradesh Counter Intelligence Cell following intelligence inputs about individuals allegedly maintaining contact with Pakistan-based intelligence operatives. Two people have so far been arrested, while investigators are examining the roles and communications of the remaining suspects.
The case is significant because the alleged network was operating around Visakhapatnam, a strategically important naval hub and headquarters of the Indian Navy’s Eastern Naval Command.

Two Arrests in the Espionage Investigation
The two arrested suspects have been identified as Pradeep Mukherjee, a naval employee, and Annam Sai Varaprasad, a civilian contract driver associated with the naval establishment in Visakhapatnam.
Investigators allege that Varaprasad was involved in communicating sensitive information about naval and defence establishments to a Pakistan-linked operative. Authorities are also examining suspected financial transactions associated with the alleged exchange of information.
Mukherjee was arrested in Coimbatore, Tamil Nadu, while attending a training programme. Investigators allege that he communicated with Pakistan-linked intelligence operatives and shared an OTP that was subsequently used to activate a WhatsApp account. Electronic devices seized during the investigation are being examined to establish the nature and extent of the alleged communications. The investigation is still underway, and authorities are examining the evidence before deciding whether further arrests are warranted.
Social Media Allegedly Used to Target Defence Personnel
One of the most concerning aspects of the case is the alleged use of social media and fake identities to establish contact with potential targets. According to investigators and media reports, Pakistan-linked operatives allegedly used fabricated identities on social-media platforms to approach Indian defence personnel. After developing online relationships, the conversations were reportedly shifted to WhatsApp, where the suspected operatives allegedly attempted to obtain sensitive information.
Investigators are examining allegations involving photographs, videos, naval installations, personnel details and information concerning ships and submarines. Authorities are also looking into whether attempts were made to persuade personnel to display sensitive areas or assets during video calls. Such tactics, often described as honey-trapping, exploit personal relationships and online trust rather than relying solely on conventional intelligence-gathering methods.
Encrypted Communication and Indian SIM Cards
The investigation has also brought attention to the alleged use of Indian mobile numbers and WhatsApp activation systems. According to reports, investigators are examining whether Indian intermediaries obtained SIM cards and provided the activation OTPs to Pakistan-based operatives. These numbers could then allegedly be used to create WhatsApp accounts and communicate with potential targets in India.
Authorities are also examining alleged financial links, including payments routed through intermediaries and digital channels. Investigators are attempting to establish the complete flow of money and determine whether it was connected to the alleged transfer of defence-related information. The use of common digital platforms in the suspected operation highlights the growing challenge posed by technology-enabled espionage.
Why Visakhapatnam Is a Critical Target
The focus on Visakhapatnam has heightened the significance of the investigation. The city is home to the Eastern Naval Command, one of the Indian Navy’s major operational commands, and hosts important naval infrastructure.
The region has a particularly important role in India’s maritime security architecture, with facilities connected to naval operations, shipbuilding and submarine capabilities.
Investigators are therefore examining whether information concerning naval vessels, submarines, installations, personnel or operational activities was targeted. However, the precise nature and extent of any information allegedly compromised has not been fully disclosed.
Echoes of Earlier Naval Espionage Cases
The latest investigation also recalls previous espionage cases involving Visakhapatnam’s naval establishments. In 2019, Andhra Pradesh authorities uncovered a Pakistan-linked espionage network in a case popularly associated with Operation Dolphin’s Nose. The investigation later came under the National Investigation Agency, which examined allegations involving the targeting of naval personnel and sensitive defence information.
The current investigation is separate from those earlier cases, and there is no publicly established evidence linking the two operations. However, the recurrence of alleged attempts to target naval personnel in the Visakhapatnam region has placed renewed attention on counter-intelligence and information-security measures around strategic defence establishments.
Multi-State Investigation Underway
Operation Firewall-2026 has expanded beyond Andhra Pradesh, with specialised teams reportedly conducting investigations across multiple states. Authorities are examining electronic devices, social-media accounts, communication records and financial transactions to identify the wider network.
The 13 Navy personnel currently under scrutiny are being investigated to determine whether they had any involvement in the suspected espionage activity. Being questioned or placed under investigation does not by itself establish criminal involvement, and the final determination will depend on evidence gathered during the probe.
The case has been registered under provisions of the Bharatiya Nyaya Sanhita, the Unlawful Activities (Prevention) Act and the Official Secrets Act, according to reports.
The MGMM Outlook
The uncovering of the suspected Pakistan-linked espionage network under Operation Firewall-2026 highlights the evolving nature of threats targeting India’s strategic defence establishments. The investigation in Visakhapatnam, home to the Eastern Naval Command, has brought attention to alleged attempts to obtain sensitive naval information through social media, fake identities, encrypted communication and financial channels. With two arrests made and several others under scrutiny, the ongoing probe is examining the extent of the suspected network and the information it may have sought to access.
The case also underlines the growing importance of counter-intelligence and digital security in protecting critical defence infrastructure. The alleged use of online relationships and honey-trapping tactics shows how espionage can increasingly exploit ordinary digital platforms to target personnel with access to sensitive information. As investigators continue examining electronic devices, communications and financial transactions across multiple states, the operation could help uncover the wider network and strengthen safeguards against technology-enabled espionage targeting India’s national security interests.
(Sources: Firstpost, Hindustan Times, Moneycontrol)





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