Thinking like an attacker has always been the best way to defend against a network. While Wireshark can help you watch what is happening on your network, Aircrack is more of an offensive tool that lets you attack and gain access to WiFi networks. With tools like Wireshark and Aircrack, you can perform security audits of your WiFi networks.

Have you wondered how secure it is? Do you know if someone in the parking lot is connected to your network and capturing your company’s confidential data? If you are working for a company, chances are they use a WiFi network, too. Unless you use a VPN or the website uses HTTPS, your data (including passwords and credit card details) will be visible to the entire network. Unless it is properly secured, it's easy to perform man-in-the-middle attacks using tools like Wireshark.įor example, if you are connected to a Starbucks network, anyone connected to that network can look at every other person’s network traffic. However, WiFi is also a vulnerable network compared to the ethernet. Now we can connect to the internet at coffee shops, subway stations, and almost anywhere we go. There is no debate about how much easier WiFi has made our lives. We would still be using long wires of ethernet cables to connect to the internet.

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