diff --git a/private/compat/26.0/26.0.ignore.cil b/private/compat/26.0/26.0.ignore.cil
index f293d08..e58d184 100644
--- a/private/compat/26.0/26.0.ignore.cil
+++ b/private/compat/26.0/26.0.ignore.cil
@@ -24,6 +24,7 @@
     exported_overlay_prop
     exported_pm_prop
     exported_radio_prop
+    exported_secure_prop
     exported_system_prop
     exported_system_radio_prop
     exported_vold_prop
diff --git a/private/compat/27.0/27.0.ignore.cil b/private/compat/27.0/27.0.ignore.cil
index ed6f8bf..2cdcca5 100644
--- a/private/compat/27.0/27.0.ignore.cil
+++ b/private/compat/27.0/27.0.ignore.cil
@@ -27,6 +27,7 @@
     exported_overlay_prop
     exported_pm_prop
     exported_radio_prop
+    exported_secure_prop
     exported_system_prop
     exported_system_radio_prop
     exported_vold_prop
diff --git a/private/mediaprovider.te b/private/mediaprovider.te
index 99c09da..fc6ec5a 100644
--- a/private/mediaprovider.te
+++ b/private/mediaprovider.te
@@ -23,6 +23,7 @@
 allow mediaprovider app_api_service:service_manager find;
 allow mediaprovider audioserver_service:service_manager find;
 allow mediaprovider drmserver_service:service_manager find;
+allow mediaprovider mediaextractor_service:service_manager find;
 allow mediaprovider mediaserver_service:service_manager find;
 
 # Allow MediaProvider to read/write cached ringtones (opened by system).
diff --git a/public/dex2oat.te b/public/dex2oat.te
index 47f3bcb..608ba79 100644
--- a/public/dex2oat.te
+++ b/public/dex2oat.te
@@ -44,7 +44,7 @@
 
 allow dex2oat postinstall_file:dir { getattr search };
 allow dex2oat postinstall_file:filesystem getattr;
-allow dex2oat postinstall_file:lnk_file read;
+allow dex2oat postinstall_file:lnk_file { getattr read };
 
 # Allow dex2oat access to files in /data/ota.
 allow dex2oat ota_data_file:dir ra_dir_perms;
diff --git a/public/domain.te b/public/domain.te
index c46d6fa..5728a54 100644
--- a/public/domain.te
+++ b/public/domain.te
@@ -131,6 +131,7 @@
 get_prop(domain, exported_dumpstate_prop)
 get_prop(domain, exported_fingerprint_prop)
 get_prop(domain, exported_radio_prop)
+get_prop(domain, exported_secure_prop)
 get_prop(domain, exported_system_prop)
 get_prop(domain, exported_vold_prop)
 get_prop(domain, exported2_default_prop)
@@ -524,7 +525,8 @@
     neverallow { domain -init } default_prop:property_service set;
     neverallow { domain -init } mmc_prop:property_service set;
     neverallow { domain -init -vendor_init } exported_default_prop:property_service set;
-    neverallow { domain -init -vendor_init } exported2_default_prop:property_service set;
+    neverallow { domain -init } exported_secure_prop:property_service set;
+    neverallow { domain -init } exported2_default_prop:property_service set;
     neverallow { domain -init -vendor_init } exported3_default_prop:property_service set;
     neverallow { domain -init -vendor_init } vendor_default_prop:property_service set;
 ')
diff --git a/public/postinstall_dexopt.te b/public/postinstall_dexopt.te
index 8881f44..8221530 100644
--- a/public/postinstall_dexopt.te
+++ b/public/postinstall_dexopt.te
@@ -9,7 +9,7 @@
 
 allow postinstall_dexopt postinstall_file:filesystem getattr;
 allow postinstall_dexopt postinstall_file:dir { getattr search };
-allow postinstall_dexopt postinstall_file:lnk_file read;
+allow postinstall_dexopt postinstall_file:lnk_file { getattr read };
 allow postinstall_dexopt proc_filesystems:file { getattr open read };
 allow postinstall_dexopt tmpfs:file read;
 
diff --git a/public/property.te b/public/property.te
index cb839c9..a099e87 100644
--- a/public/property.te
+++ b/public/property.te
@@ -20,6 +20,7 @@
 type dhcp_prop, property_type, core_property_type;
 type dumpstate_options_prop, property_type;
 type dumpstate_prop, property_type, core_property_type;
+type exported_secure_prop, property_type;
 type ffs_prop, property_type, core_property_type;
 type fingerprint_prop, property_type, core_property_type;
 type firstboot_prop, property_type;
diff --git a/public/property_contexts b/public/property_contexts
index e10a44f..54a533b 100644
--- a/public/property_contexts
+++ b/public/property_contexts
@@ -74,7 +74,6 @@
 pm.dexopt.boot u:object_r:exported_pm_prop:s0 exact string
 pm.dexopt.first-boot u:object_r:exported_pm_prop:s0 exact string
 pm.dexopt.install u:object_r:exported_pm_prop:s0 exact string
-ro.adb.secure u:object_r:exported3_default_prop:s0 exact int
 ro.audio.monitorRotation u:object_r:exported3_default_prop:s0 exact bool
 ro.boot.vendor.overlay.theme u:object_r:exported_overlay_prop:s0 exact string
 ro.boot.wificountrycode u:object_r:exported3_default_prop:s0 exact string
@@ -137,6 +136,7 @@
 libc.debug.malloc.program u:object_r:exported2_default_prop:s0 exact string
 libc.debug.hooks.enable u:object_r:exported2_default_prop:s0 exact string
 persist.sys.timezone u:object_r:exported_system_prop:s0 exact string
+ro.adb.secure u:object_r:exported_secure_prop:s0 exact int
 ro.arch u:object_r:exported2_default_prop:s0 exact string
 ro.audio.ignore_effects u:object_r:exported2_default_prop:s0 exact bool
 ro.baseband u:object_r:exported2_default_prop:s0 exact string
@@ -189,6 +189,7 @@
 ro.product.name u:object_r:exported2_default_prop:s0 exact string
 ro.property_service.version u:object_r:exported2_default_prop:s0 exact int
 ro.revision u:object_r:exported2_default_prop:s0 exact string
+ro.secure u:object_r:exported_secure_prop:s0 exact int
 service.bootanim.exit u:object_r:exported_system_prop:s0 exact int
 sys.boot_from_charger_mode u:object_r:exported_system_prop:s0 exact int
 vold.decrypt u:object_r:exported_vold_prop:s0 exact string