TP-Link TL-WR802N User Manual page 227

WEP Key Format - Hexadecimal and ASCII formats are provided here
•
format stands for any combination of hexadecimal digits (0-9, a-f, A-F) in the specified
length. ASCII format stands for any combination of keyboard characters in the specified
length.
WEP Key (Password) - Select which of the four keys will be used and enter the matching
•
WEP key that you create. Make sure these values are identical on all wireless stations in
your network.
Key Type - You can select the WEP key length (64-bit, or 128-bit, or 152-bit.) for
•
encryption. "Disabled" means this WEP key entry is invalid.
64-bit - You can enter 10 hexadecimal digits (any combination of 0-9, a-f, A-F, zero key is
not promoted) or 5 ASCII characters.
128-bit - You can enter 26 hexadecimal digits (any combination of 0-9, a-f, A-F, zero key is
not promoted) or 13 ASCII characters.
152-bit - You can enter 32 hexadecimal digits (any combination of 0-9, a-f, A-F, zero key is
not promoted) or 16 ASCII characters.

Note:
If you do not set the key, the wireless security function is still disabled even if you have selected
Shared Key as Authentication Type.
TL-WR802N 300Mbps Wireless N Nano Router
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Hexadecimal