Add security warning to zcashd metrics display

src/bitcoin-cli.cpp

@@ -65,7 +65,7 @@ static bool AppInitRPC(int argc, char* argv[])
     ParseParameters(argc, argv);
     if (argc<2 || mapArgs.count("-?") || mapArgs.count("-h") || mapArgs.count("-help") || mapArgs.count("-version")) {
         std::string strUsage = _("Zcash RPC client version") + " " + FormatFullVersion() + "\n";
-        strUsage += "\n" + _("In order to ensure you are adequately protecting your privacy when using Zcash, please see https://z.cash/support/security.html") + "\n";
+        strUsage += "\n" + _("In order to ensure you are adequately protecting your privacy when using Zcash, please see https://z.cash/support/security/index.html") + "\n";
         if (!mapArgs.count("-version")) {
             strUsage += "\n" + _("Usage:") + "\n" +
                   "  zcash-cli [options] <command> [params]  " + _("Send command to Zcash") + "\n" +

src/metrics.cpp

@@ -330,6 +330,10 @@ void ThreadShowMetricsScreen()
         // Thank you text
         std::cout << _("Thank you for running a Zcash node!") << std::endl;
         std::cout << _("You're helping to strengthen the network and contributing to a social good :)") << std::endl;
+
+        // Security warning text
+        std::cout << std::endl;
+        std::cout << _("In order to ensure you are adequately protecting your privacy when using Zcash, please see https://z.cash/support/security/index.html") << std::endl;
         std::cout << std::endl;
     }