If you feel this is necessary, use additional protection settings - %1$shost authentication%2$s settings and %3$strusted proxies list%4$s. However, IP-based protection may not be reliable if your IP belongs to an ISP where thousands of users, including you, are connected to.
The following format strings are missing: %1$s, The following format strings are missing: %2$s, The following format strings are missing: %3$s, The following format strings are missing: %4$s The following format strings are extra: %s