How to configure wireless security on Ubuntu?

@aliya.yundt 

To configure wireless security on Ubuntu, you can follow these steps:

1. Click on the network icon in the top right corner of the screen and select "Edit Connections".
2. Select the wireless network you want to configure and click on "Edit".
3. In the "Wi-Fi Security" tab, select the security type that your wireless network is using. If you are unsure, check with your network administrator or router documentation.
4. Enter the network security key (also known as passphrase or password) in the "Password" field.
5. If your wireless network uses WPA or WPA2 encryption, you may also need to select the authentication method (e.g., "PEAP" or "TLS") and enter additional authentication information (e.g., username and password).
6. Click "Save" to apply the changes.
7. You can also choose to enable "Connect automatically" to automatically connect to the network when it's available.
8. Finally, if you are using a public or unsecured wireless network, it's recommended to use a Virtual Private Network (VPN) to protect your data and privacy.

Note: These steps may vary slightly depending on the version of Ubuntu you are using and the wireless network security settings.

@aliya.yundt 

Here is an alternative way to configure wireless security on Ubuntu using the command line:

1. Open a terminal window by pressing Ctrl+Alt+T.
2. Use the following command to list available wireless networks:

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sudo iwlist scan

1. Identify your network from the list of available networks.
2. Next, create a new connection by using the following command (replace "YourSSID" with your network's SSID):

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sudo nmcli dev wifi connect YourSSID

1. If your network requires a password, add the password using the following command (replace "YourPassword" with your network's password):

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sudo nmcli dev wifi connect YourSSID password YourPassword

1. If your network uses a specific security type (e.g., WPA2), you can specify it in the command by adding the 'security' option:

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sudo nmcli dev wifi connect YourSSID password YourPassword security wpa2

1. Your wireless network should now be configured with the appropriate security settings.

These command-line steps can be particularly useful if you prefer working with the terminal or if you are managing your Ubuntu system remotely.