diff --git a/code/portal_detail_display_tools.js b/code/portal_detail_display_tools.js
index 3df146c82..a8747b0d0 100644
--- a/code/portal_detail_display_tools.js
+++ b/code/portal_detail_display_tools.js
@@ -226,7 +226,7 @@ window.getMitigationText = function(d,linkCount) {
             + '- excess:\t'+mitigationDetails.excess+'\n'
             + 'From\n'
             + '- shields:\t'+mitigationDetails.shields+'\n'
-            + '- links:\t'+mitigationDetails.links;
+            + '- links:\t'+mitigationDetails.links+' ('+mitigationDetails.linkDefenseBoost+'x)';
 
   return ['shielding', mitigationShort, title];
 }
diff --git a/code/portal_info.js b/code/portal_info.js
index 29d607c6c..079ff2820 100644
--- a/code/portal_info.js
+++ b/code/portal_info.js
@@ -239,15 +239,30 @@ window.getPortalShieldMitigation = function(d) {
   return mitigation;
 }
 
+window.getPortalLinkDefenseBoost = function(d) {
+  var ultraLinkAmps = getPortalModsByType(d, 'ULTRA_LINK_AMP');
+
+  var linkDefenseBoost = 1;
+
+  $.each(ultraLinkAmps, function (index, ultraLinkAmp) {
+    linkDefenseBoost *= parseInt(ultraLinkAmp.stats.LINK_DEFENSE_BOOST) / 1000;
+  });
+
+  return Math.round(10 * linkDefenseBoost) / 10;
+}
+
 window.getPortalLinksMitigation = function(linkCount) {
   var mitigation = Math.round(400/9*Math.atan(linkCount/Math.E));
   return mitigation;
 }
 
 window.getPortalMitigationDetails = function(d,linkCount) {
+  var linkDefenseBoost = getPortalLinkDefenseBoost(d);
+
   var mitigation = {
     shields: getPortalShieldMitigation(d),
-    links: getPortalLinksMitigation(linkCount)
+    links: getPortalLinksMitigation(linkCount) * linkDefenseBoost,
+    linkDefenseBoost: linkDefenseBoost
   };
 
   // mitigation is limited to 95% (as confirmed by Brandon Badger on G+)