Configure 5 GHz wireless security for your ZyXEL C2100Z modem

5 GHz wireless security allows you to change the security type for your Network (SSID). 
5 GHz Wireless Step 1-4
  1. Connect a device directly to your modem.
  1. Open a web browser and go to
  1. Login to your modem by entering the Admin Username and Admin Password, then select "Apply." If your modem is using the default settings, this information is located on the modem sticker.
Learn more about password security best practices.
  1. Select "Wireless Setup."
  1. Select "5 GHz."
  1. Select "Wireless Security."
  1. Select the SSID you want to edit.
  1. Select the desired "Security Type."
  1. From here you can select the "default" or "custom" key/passphrase.
  1. If you decided to create a "custom" security key/passphrase you will need to enter it below.
TIP: A custom security key must meet the following criteria:
 between 8 - 63 characters.
 any number between 0 - 9.
 any letter between A- Z.
 the space character can be used. 
  1. Select "Apply" to save your changes.
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