1 CHALLENGE <nick|+response>
3 CHALLENGE is used in the RSA controlled
4 oper {} system. CHALLENGE requires you to
5 issue the command using the nickname in the
6 operator block, while matching the username
7 and hostname specified. The server will
8 send you an RSA challenge. You must send
9 a valid RSA response back to the server,
10 proceeded with a '+' symbol.