CCNA Discovery 2, Chapter 8
8.2.4: As a quick review with some additional information, remember the following key points about securing a wireless network:
• It is important to change the default settings, such as the SSID and the login, to unique settings for your WLAN.
• You can filter network access by MAC address, but users can clone an authorized MAC address to access the network.
• WEP provides encrypted transmission with a key up to 256 bits. However, WPA provides more secure encryption because it uses temporal key integrity protocol (TKIP) to generate new keys for clients and rotate key use at a configurable interval. WPA also does not require transmission of the key, because both client and AP have the key. WPA2 (802.11i) is an improved ...
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