The other key values are optional, and are used only for decrypting data. This allows you to use different keys for transmitting and receiving, if required.
When inputting a key value, follow these rules:
•For 64 Bit Encryption, keys must be 10 characters.
•For 128 Bit Encryption, keys must be 26 characters.
•Keys must be entered in Hex.
Hex characters are A ~ F, and 0 ~ 9.
26