ByteArrayWriter baw = new ByteArrayWriter();
baw.write(0);
baw.writeString(password);
SshMsgUserAuthRequest msg = new SshMsgUserAuthRequest(getUsername(),
serviceToStart, "password", baw.toByteArray());
authentication.sendMessage(msg);
SshMsgUserAuthPwdChangeReq pwd = (SshMsgUserAuthPwdChangeReq) authentication.readMessage(SshMsgUserAuthPwdChangeReq.SSH_MSG_USERAUTH_PWD_CHANGEREQ);
if (changePrompt != null) {