WEP therefore uses the RC4 stream to encrypt data which is transmitted over the air, using usually a single secret key (called the root key or WEP key) of a length of 40 or 104 bit.

• WEP的，因此使用RC4流来加密数据，这是传输的空气，通常使用一个单一的秘密金钥（所谓的根键或WEP密钥）长度在40岁或104位。