What Is Wi-Fi?

What Is Wi-Fi?

 By Charles Joseph | Cybersecurity Advocate
 Last update: November 25, 2023

Wi-Fi is a wireless networking technology that allows computers and other devices to communicate over a wireless connection.

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Key Points

  • Wi-Fi is a wireless networking technology that allows devices to connect to the Internet without needing physical cables.
  • Wi-Fi uses radio waves to send and receive data between devices.
  • Wi-Fi is typically used in home and office networks but can also be found in public spaces such as coffee shops and libraries.
  • Wi-Fi is convenient and easy to use but can be vulnerable to security threats such as hacking and data theft.

5 Reasons Why You Would Use Wi-Fi

  1. It’s convenient.
  2. It’s fast.
  3. It’s relatively secure.
  4. It’s widely available.
  5. It’s relatively affordable.
"Amateurs hack systems, professionals hack people."
-- Bruce Schneier, a renown computer security professional