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  • Writer's pictureTope Daisi

Dangers of Free Wi-Fi

Updated: Sep 15, 2023

We are all familiar with the tempting opportunity to connect with a free wi-fi network to surf the internet. It seems incredibly convenient and can be found almost everywhere we go - coffee shops, airports, libraries, and even some public spaces. However, it's important to be aware of the potential risks that come with using these networks, weather it's connecting when out for coffee with friends, or logging into hotel or airport wi-fi, which many of us have done at some point, especially while on holidays.

First, one of the biggest dangers of free Wi-Fi is the lack of security. Unlike your personal home network, which you hopefully have protected with a strong password, free Wi-Fi networks are often open and accessible to anyone nearby. Malicious Hackers and cybercriminals can easily intercept the data you transmit over these networks using a Man in the middle attack (MITM). They can capture your personal information, such as passwords, credit card details, and even your browsing history which leads to identity theft and financial loss.

Another risk is what we call "evil twin" networks. These are fraudulent wi-fi networks that cybercriminals set up to imitate a legitimate network. They often have names that are similar to the real network, making it difficult to differentiate between the two. When you connect to an evil twin network, the hacker can monitor your online activities, potentially gaining access to your personal information. Always double-check the network name and ask an employee if you're unsure.

Free wi-fi networks are often not encrypted, which means that the data you transmit is not protected, making it easier for hackers to eavesdrop on your online activity. So, be cautious when accessing sensitive information, like online banking or entering passwords, if connected to a free wi-fi network.

Instead, use a virtual private network (VPN) to encrypt your data and add an extra layer of security.

Lastly, it's important to note that some free wi-fi networks may have weak or outdated security protocols, making them an easy target for cybercriminals. So, it's crucial to exercise caution and only connect to trusted networks. When it comes to free wi-fi networks, it's best to avoid connecting to it all together.

As always, it is essential to be mindful of the risks and take steps to protect yourself.

  • Use strong, unique passwords for your online accounts.

  • Enable two-factor authentication whenever possible.

  • Consider investing in a reputable antivirus software to detect and prevent malware attacks.

  • Use VPN

Remember, knowledge is power. The more aware you are of the dangers of using free wi-fi, the better equipped you will be to protect yourself. So, stay informed, stay vigilant, and stay safe.


VISO are here to help. If you have any questions about Cyber Security, talk to us, in confidence today.

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