Paul Gilbert, VP Cybersecurity Enterprise
India is undergoing a significant digital transformation, and initiatives like PM-WANI are accelerating internet access across the country at an unprecedented pace. Having visited India frequently throughout my career, I have seen first hand how quickly connectivity has expanded across public spaces, transforming how people work and interact. The goal is both ambitious and necessary: to provide widespread connectivity across railway stations, airports, and public spaces, enabling citizens and businesses to remain online wherever they are.
From a societal and economic perspective, this is a major step forward. However, from a cybersecurity standpoint, it introduces a growing and often underestimated risk. As access expands, so too does exposure, and for enterprises, public Wi-Fi risks in India are rapidly evolving into a material security concern.
Public Wi-Fi networks are inherently designed for convenience rather than security. Many operate as open or lightly secured environments, making it significantly easier for attackers to intercept traffic or impersonate legitimate networks. Even when users believe they are connecting to a trusted access point, there is often no reliable way to verify its authenticity.
Indian authorities have already issued warnings about common user behaviors that increase risk, such as enabling automatic connections to available networks or accessing sensitive services over unsecured Wi-Fi. While these warnings are often framed around individual risk, the implications for organizations are far more serious when employees use these networks to access corporate systems.
Why public Wi-Fi risks in India are increasing for a mobile workforce
The modern workforce is no longer confined to controlled office environments. Employees routinely work from airports, cafés, hotels, and transit hubs, relying on public Wi-Fi to stay productive. In doing so, they effectively extend the enterprise perimeter into environments that are beyond the organization’s control.
Attackers are well aware of this shift and actively exploit it. Rogue access points, network spoofing, and session interception techniques are now commonplace in public Wi-Fi environments. Once access is gained, attackers can monitor activity, inject malicious code, or silently introduce malware onto endpoints.
The risk is no longer theoretical. It is embedded in how work is now done.
Data in use is the biggest vulnerability on public Wi-Fi
Once an attacker gains visibility into a session, the focus shifts to capturing data in use. This is when users are actively interacting with systems:
- They are typing credentials.
- They are viewing sensitive information.
- They are accessing enterprise applications.
At this stage, data is exposed at the user interface.
Consider a banking employee accessing internal systems from a public Wi-Fi network. If malware is introduced, keystrokes can be captured as credentials are entered.
Now consider a healthcare professional accessing patient records. Sensitive information displayed on screen can be recorded through screen capture techniques.
In both scenarios, the attacker does not need to break encryption or bypass network controls. They simply capture the data at the point where it is being used.
Why traditional security controls fail on public Wi-Fi
Traditional security controls were not designed to address this layer of risk. Encryption protects data during transmission, but it does not prevent keystroke capture or screen recording. VPNs secure the connection, but they do not stop malware from operating on the endpoint.
Detection tools provide visibility, but often only after exposure has occurred. In high-risk environments like public Wi-Fi, that delay is critical.
This is why public Wi-Fi risks in India are not just a network problem. They are fundamentally an endpoint problem.
Across industries, the impact is clear. Financial institutions face credential theft and fraud. Healthcare organizations risk exposure of sensitive patient data. Enterprises face loss of intellectual property and operational risk.
The common factor is not the network. It is the endpoint.
Reducing public Wi-Fi risks in India requires endpoint protection
If organizations accept that public Wi-Fi usage is unavoidable, then the security strategy must evolve accordingly. The focus must shift from controlling the network to protecting the endpoint, and more specifically, the data being used on it.
This is where SentryBay’s Armored Client provides a critical layer of defense. By protecting data in use at the endpoint, it ensures that sensitive information cannot be captured, even in compromised environments such as public Wi-Fi.
Armored Client prevents keylogging by securing keystrokes at the point of entry and blocks screen capture, ensuring that sensitive data displayed on screen cannot be recorded. This means that even if a device is connected to a malicious network or exposed to malware, the attacker cannot extract meaningful information.
For enterprises in India, this capability is available through SentryBay’s major reseller, Ravsons, enabling organizations to deploy protection at scale.
Public Wi-Fi will continue to expand across India. That is a positive development. But it must be matched with a realistic approach to security.
Because in today’s environment, the network cannot always be trusted.
But your endpoint must be.
About the Author
Paul Gilbert is Vice President of Cybersecurity Enterprise at SentryBay. He works with healthcare, insurance and financial services organizations to strengthen resilience against emerging threats such as AI deepfake fraud and identity based attacks. Paul specialises in aligning advanced endpoint protection strategies with enterprise risk management, helping organisations protect sensitive data, preserve trust and meet evolving regulatory expectations.
