£ sign wrecks openwrt wifi passwords

[lleachii]

Add a wireless hex password

INCORRECT! Such a passphrase is invalid! See: https://en.wikipedia.org/wiki/Wi-Fi_Protected_Access#Target_users_(authentication_key_distribution) This key may be entered either as a string of 64 hexadecimal digits, or as a passphrase of 8 to 63 printable ASCII characters.[18] If ASCII characters are used, the 256 bit key is calculated by applying the PBKDF2 key derivation function to the passphrase, using the SSID as the salt and 4096 iterations of HMAC-SHA1.[19] WPA-Personal mode is availab…