-The [[!cpan LWP]] perl module is used for pinging. Or the [[!cpan
-LWPx::ParanoidAgent]] perl module is used if available, for added security.
-Finally, the [[!cpan Crypt::SSLeay]] perl module is needed to support pinging
+The [[!cpan LWPx::ParanoidAgent]] Perl module is strongly recommended.
+The [[!cpan LWP]] module can also be used, but is susceptible
+to server-side request forgery.
+
+The [[!cpan Crypt::SSLeay]] perl module is needed to support pinging