TP-Link TL-WPA281 User Manual page 28

Disable Security - Check this radio button to disable wireless security. If disabled, the wireless
stations will be able to connect this device without encryption. It is strongly recommended that you
choose one of the security types to enable security.
WEP - Select 802.11 WEP security.
•
Type - You can select one of following types.
Automatic - Select Shared Key or Open System authentication type automatically based
on the wireless station's capability and request.
Shared Key - Select 802.11 Shared Key authentication type.
Open System - Select 802.11 Open System authentication.
TL-WPA281/TL-WPA271
Figure 3-12 Wireless Security
Figure 3-13 WEP
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Wireless N Powerline Extender