diff --git a/install.sh b/install.sh
index 2ed1d63..a311d92 100755
--- a/install.sh
+++ b/install.sh
@@ -105,12 +105,14 @@ while read source_file; do
 		exit $exit_status
 	fi
 done <<SOURCES
-$script_bin/lib/list_all_entities_with_legacy_security_contact_csv.xsl
 $script_bin/lib/list_all_IdP_DisplayNames_csv.xsl
 $script_bin/lib/list_all_IdPs_csv.xsl
 $script_bin/lib/list_all_RandS_IdPs_csv.xsl
 $script_bin/lib/list_all_RandS_SPs_csv.xsl
 $script_bin/lib/list_all_SPs_csv.xsl
+$script_bin/lib/security_contacts_legacy_list_csv.xsl
+$script_bin/lib/security_contacts_summary_json.xsl
+$script_bin/lib/security_contacts_summary_local_json.xsl
 SOURCES
 
 $verbose_mode && echo "$script_name: installation complete"
diff --git a/lib/security_contacts_summary_local_json.xsl b/lib/security_contacts_summary_local_json.xsl
new file mode 100644
index 0000000..44dbe39
--- /dev/null
+++ b/lib/security_contacts_summary_local_json.xsl
@@ -0,0 +1,131 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+	Copyright 2017 Internet2
+
+	Licensed under the Apache License, Version 2.0 (the "License");
+	you may not use this file except in compliance with the License.
+	You may obtain a copy of the License at
+
+		http://www.apache.org/licenses/LICENSE-2.0
+
+	Unless required by applicable law or agreed to in writing, software
+	distributed under the License is distributed on an "AS IS" BASIS,
+	WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+	See the License for the specific language governing permissions and
+	limitations under the License.
+-->
+<!--
+	security_contacts_summary_local_json.xsl
+	
+	This XSL transform takes a SAML metadata aggregate and produces 
+	a JSON file that summarizes the security contacts in metadata.
+	Only entities registered by InCommon are included in the summary.
+-->
+<xsl:stylesheet version="1.0"
+	xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
+	xmlns:md="urn:oasis:names:tc:SAML:2.0:metadata"
+	xmlns:remd="http://refeds.org/metadata"
+	xmlns:icmd="http://id.incommon.org/metadata"
+	xmlns:mdrpi="urn:oasis:names:tc:SAML:metadata:rpi">
+
+	<!-- Output is plain text -->
+	<xsl:output method="text"/>
+
+	<xsl:template match="/md:EntitiesDescriptor">
+	
+		<!-- count the # of IdPs registered by InCommon that contain at least one security contact (of any type) -->
+		<xsl:variable name="numInCommonIdPsSecurityContact" select="
+			count(
+				./md:EntityDescriptor[
+					md:IDPSSODescriptor
+					and
+					md:Extensions/mdrpi:RegistrationInfo/@registrationAuthority = 'https://incommon.org'
+					and
+					md:ContactPerson[
+						@contactType = 'other' 
+						and (
+							@remd:contactType = 'http://refeds.org/metadata/contactType/security'
+							or
+							@icmd:contactType = 'http://id.incommon.org/metadata/contactType/security'
+						)
+					]
+				]
+			)
+		"/>
+		
+		<!-- count the # of SPs registered by InCommon that contain at least one security contact (of any type) -->
+		<xsl:variable name="numInCommonSPsSecurityContact" select="
+			count(
+				./md:EntityDescriptor[
+					md:SPSSODescriptor
+					and
+					md:Extensions/mdrpi:RegistrationInfo/@registrationAuthority = 'https://incommon.org'
+					and
+					md:ContactPerson[
+						@contactType = 'other' 
+						and (
+							@remd:contactType = 'http://refeds.org/metadata/contactType/security'
+							or
+							@icmd:contactType = 'http://id.incommon.org/metadata/contactType/security'
+						)
+					]
+				]
+			)
+		"/>
+
+		<!-- count the # of entities registered by InCommon with at least one security contact (of any type) -->
+		<xsl:variable name="totalInCommonEntitiesSecurityContact" select="
+			count(
+				./md:EntityDescriptor[
+					md:Extensions/mdrpi:RegistrationInfo/@registrationAuthority = 'https://incommon.org'
+					and
+					md:ContactPerson[
+						@contactType = 'other' 
+						and (
+							@remd:contactType = 'http://refeds.org/metadata/contactType/security'
+							or
+							@icmd:contactType = 'http://id.incommon.org/metadata/contactType/security'
+						)
+					]
+				]
+			)
+		"/>
+		
+		<xsl:text>[&#10;</xsl:text>
+		
+		<xsl:text>  {&#10;</xsl:text>
+		<xsl:text>    "heading": "IdPs registered by InCommon with a security contact",&#10;</xsl:text>
+		<xsl:text>    "value": </xsl:text>
+		<xsl:value-of select="$numInCommonIdPsSecurityContact"/>
+		<xsl:text>&#10;</xsl:text>
+		<xsl:text>&#10;</xsl:text>
+		<xsl:text>  }&#10;</xsl:text>
+		
+		<xsl:text>  ,&#10;</xsl:text>
+
+		<xsl:text>  {&#10;</xsl:text>
+		<xsl:text>    "heading": "SPs registered by InCommon with a security contact",&#10;</xsl:text>
+		<xsl:text>    "value": </xsl:text>
+		<xsl:value-of select="$numInCommonSPsSecurityContact"/>
+		<xsl:text>&#10;</xsl:text>
+		<xsl:text>&#10;</xsl:text>
+		<xsl:text>  }&#10;</xsl:text>
+		
+		<xsl:text>  ,&#10;</xsl:text>
+
+		<xsl:text>  {&#10;</xsl:text>
+		<xsl:text>    "heading": "Total entities registered by InCommon with a security contact",&#10;</xsl:text>
+		<xsl:text>    "value": </xsl:text>
+		<xsl:value-of select="$totalInCommonEntitiesSecurityContact"/>
+		<xsl:text>&#10;</xsl:text>
+		<xsl:text>&#10;</xsl:text>
+		<xsl:text>  }&#10;</xsl:text>
+		
+		<xsl:text>]&#10;</xsl:text>
+
+	</xsl:template>
+
+	<xsl:template match="text()">
+		<!-- do nothing -->
+	</xsl:template>
+</xsl:stylesheet>