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Learn how to stay safe on public Wi-Fi. Discover risks like fake networks, battery drain, and tracking—and protect your privacy with VPNs and strong passwords.
Digital security has become a top priority in today’s hyper-connected world.
With the widespread use of smartphones, tablets, and laptops, the risks of using public Wi-Fi networks are higher than ever. In this article, you’ll discover the most common threats and the best practices to keep your data safe.
The Risks of Public Wi-Fi
1. Fake Wi-Fi Networks (Evil Twin)
One of the most common dangers is the so-called “evil twin” networks. These are fake Wi-Fi hotspots created by hackers to mimic legitimate ones. If you connect to them, cybercriminals can intercept sensitive information such as passwords, emails, and even credit card numbers.
2. Faster Battery Drain
When Wi-Fi is left on, your device constantly searches for available networks. This not only increases the risk of connecting to unsafe hotspots but also drains your battery much faster, especially in crowded areas with multiple networks.
3. Location Tracking
Many apps and services use Wi-Fi networks to pinpoint your location with high accuracy. This can compromise your online privacy, allowing third parties to track your movements without your consent.
How to Protect Your Digital Security
Turn Off Wi-Fi When Not in Use
A simple but effective step: disable Wi-Fi when you don’t need it. This reduces the risk of connecting to unsafe networks and helps save battery life.
Use a VPN (Virtual Private Network)
Connecting through a VPN is one of the safest ways to browse on public Wi-Fi. A VPN encrypts your data, making it much harder for hackers to intercept your information.
Strengthen Passwords and Authentication
Always use strong, unique passwords for each account. Enable two-factor authentication (2FA) whenever possible to add an extra layer of protection against identity theft and unauthorized access.
Conclusion
Digital security is not optional—it’s essential. By following a few simple steps—turning off Wi-Fi when not in use, using a VPN, and protecting your passwords—you can significantly reduce online risks.
Eng. Rafael R. Soler S.
President of Scientific Committee
