I really love Quakenet's nickserv alternative/bot, Q. It offers a way to do this with a /msg Q CHALLENGE command (https://www.quakenet.org/development/challenge

I really love Quakenet's nickserv alternative/bot, Q. It offers a way to do this with a /msg Q CHALLENGE command (https://www.quakenet.org/development/challengeauth https://www.quakenet.org/development/challengeauth ). ZNC (a popular irc bouncer) has a nifty authentication module that utilizes it, too (http://wiki.znc.in/QAuth/Module http://wiki.znc.in/QAuth/Module ).