Patch to help debug https://github.com/0xmachos/mOSL/issues/28

0001-disable_ipv6-Enable-ipv6-debug.-Disable-sig-check.patch

diff --git a/Lockdown b/Lockdown
index 97854f1..9f7b027 100755
--- a/Lockdown
+++ b/Lockdown
@@ -544,7 +544,7 @@ function disable_firewall_downloaded_signed {
 
 
 function disable_ipv6 {
-
+  set -x
   local mode=${1:?No mode passed}
   local title
   local audit_command
@@ -558,6 +558,7 @@ function disable_ipv6 {
   fix_command='while read -r i; do networksetup -setv6off "${i}"; done <<< "$(networksetup -listallnetworkservices | tail -n $(( $(networksetup -listallnetworkservices | wc -l) - 1 )))"'
 
   mode_check "${mode}" "${title}" "${audit_command}" "${fix_command}"
+  set +x
 }
 
 
@@ -769,7 +770,7 @@ function check_if_standard_user {
 
 function main {
 
-  verify_signature
+  # verify_signature
   # Verify Lockdown signature 
   macos_compatability_check
   # Check the system is running the supoorted version of macOS 

Assuming you're in the same directory as Lockdown, executing the following will apply the patch.

patch Lockdown 0001-disable_ipv6-Enable-ipv6-debug.-Disable-sig-check.patch