diff --git a/lib/zcash_explorer_web/live/price_live.ex b/lib/zcash_explorer_web/live/price_live.ex
index 4e0414c..144f6c9 100644
--- a/lib/zcash_explorer_web/live/price_live.ex
+++ b/lib/zcash_explorer_web/live/price_live.ex
@@ -40,7 +40,7 @@ defmodule ZcashExplorerWeb.PriceLive do
 
     <div class="absolute bottom-0 inset-x-0 bg-gray-50 px-4 py-4 sm:px-6">
           <div class="text-sm">
-            <a href="https://www.coingecko.com/en/coins/zcash" target="_blank" class="font-medium text-indigo-600 hover:text-indigo-500"> View more<span class="sr-only"> View detailed price charts of Zcash.</span></a>
+            <a href="https://www.coingecko.com/en/coins/zcash" target="_blank" rel="noreferrer" class="font-medium text-indigo-600 hover:text-indigo-500"> View more<span class="sr-only"> View detailed price charts of Zcash.</span></a>
           </div>
     </div>
       </dd>
diff --git a/lib/zcash_explorer_web/templates/layout/footer.html.eex b/lib/zcash_explorer_web/templates/layout/footer.html.eex
index 2738615..a784786 100644
--- a/lib/zcash_explorer_web/templates/layout/footer.html.eex
+++ b/lib/zcash_explorer_web/templates/layout/footer.html.eex
@@ -14,14 +14,14 @@
       </div>
     </nav>
     <div class="mt-8 flex justify-center space-x-6">
-     <a href="https://twitter.com/ZcashExplorer" class="text-gray-400 hover:text-gray-500" target="_blank">
+     <a href="https://twitter.com/ZcashExplorer" class="text-gray-400 hover:text-gray-500" target="_blank" rel="noreferrer">
         <span class="sr-only">Twitter</span>
         <svg class="h-6 w-6" fill="currentColor" viewBox="0 0 24 24" aria-hidden="true">
           <path d="M8.29 20.251c7.547 0 11.675-6.253 11.675-11.675 0-.178 0-.355-.012-.53A8.348 8.348 0 0022 5.92a8.19 8.19 0 01-2.357.646 4.118 4.118 0 001.804-2.27 8.224 8.224 0 01-2.605.996 4.107 4.107 0 00-6.993 3.743 11.65 11.65 0 01-8.457-4.287 4.106 4.106 0 001.27 5.477A4.072 4.072 0 012.8 9.713v.052a4.105 4.105 0 003.292 4.022 4.095 4.095 0 01-1.853.07 4.108 4.108 0 003.834 2.85A8.233 8.233 0 012 18.407a11.616 11.616 0 006.29 1.84" />
         </svg>
       </a>
 
-       <a href="https://github.com/nighthawk-apps/zcash-explorer" class="text-gray-400 hover:text-gray-500" target="_blank">
+       <a href="https://github.com/nighthawk-apps/zcash-explorer" class="text-gray-400 hover:text-gray-500" target="_blank" rel="noreferrer">
         <span class="sr-only">GitHub</span>
         <svg class="h-6 w-6" fill="currentColor" viewBox="0 0 24 24" aria-hidden="true">
           <path fill-rule="evenodd" d="M12 2C6.477 2 2 6.484 2 12.017c0 4.425 2.865 8.18 6.839 9.504.5.092.682-.217.682-.483 0-.237-.008-.868-.013-1.703-2.782.605-3.369-1.343-3.369-1.343-.454-1.158-1.11-1.466-1.11-1.466-.908-.62.069-.608.069-.608 1.003.07 1.531 1.032 1.531 1.032.892 1.53 2.341 1.088 2.91.832.092-.647.35-1.088.636-1.338-2.22-.253-4.555-1.113-4.555-4.951 0-1.093.39-1.988 1.029-2.688-.103-.253-.446-1.272.098-2.65 0 0 .84-.27 2.75 1.026A9.564 9.564 0 0112 6.844c.85.004 1.705.115 2.504.337 1.909-1.296 2.747-1.027 2.747-1.027.546 1.379.202 2.398.1 2.651.64.7 1.028 1.595 1.028 2.688 0 3.848-2.339 4.695-4.566 4.943.359.309.678.92.678 1.855 0 1.338-.012 2.419-.012 2.747 0 .268.18.58.688.482A10.019 10.019 0 0022 12.017C22 6.484 17.522 2 12 2z" clip-rule="evenodd" />