diff --git a/btif/Android.bp b/btif/Android.bp
index 6be1d81..8e55de6 100644
--- a/btif/Android.bp
+++ b/btif/Android.bp
@@ -24,8 +24,8 @@
     "system/bt/utils/include",
     "system/bt/include",
     "system/libhwbinder/include",
-    "system/security/keystore/include",
-    "hardware/interfaces/keymaster/4.0/support/include",
+    //"system/security/keystore/include",
+    //"hardware/interfaces/keymaster/4.0/support/include",
 ]
 
 // libbtif static library for target
@@ -73,7 +73,7 @@
         "src/btif_hf_client.cc",
         "src/btif_hh.cc",
         "src/btif_hd.cc",
-        "src/btif_keystore.cc",
+        //"src/btif_keystore.cc",
         "src/btif_mce.cc",
         "src/btif_pan.cc",
         "src/btif_profile_queue.cc",
@@ -107,12 +107,12 @@
         "libhidlbase",
         "libutils",
         "libcrypto",
-        "android.hardware.keymaster@4.0",
-        "android.hardware.keymaster@3.0",
-        "libkeymaster4support",
-        "libkeystore_aidl",
-        "libkeystore_binder",
-        "libkeystore_parcelables",
+        //"android.hardware.keymaster@4.0",
+        //"android.hardware.keymaster@3.0",
+        //"libkeymaster4support",
+        //"libkeystore_aidl",
+        //"libkeystore_binder",
+        //"libkeystore_parcelables",
     ],
     whole_static_libs: [
         "avrcp-target-service",
@@ -135,7 +135,7 @@
     include_dirs: btifCommonIncludes,
     srcs: [
         "test/btif_storage_test.cc",
-        "test/btif_keystore_test.cc"
+        //"test/btif_keystore_test.cc"
     ],
     header_libs: ["libbluetooth_headers"],
     shared_libs: [
@@ -150,13 +150,13 @@
         "libprocessgroup",
         "libutils",
         "libcrypto",
-        "android.hardware.keymaster@4.0",
-        "android.hardware.keymaster@3.0",
-        "libkeymaster4support",
-        "libkeystore_aidl",
-        "libkeystore_binder",
-        "libkeystore_parcelables",
-        "libbinder",
+        //"android.hardware.keymaster@4.0",
+        //"android.hardware.keymaster@3.0",
+        //"libkeymaster4support",
+        //"libkeystore_aidl",
+        //"libkeystore_binder",
+        //"libkeystore_parcelables",
+        //"libbinder",
     ],
     static_libs: [
         "libbt-bta",
diff --git a/btif/src/btif_config.cc b/btif/src/btif_config.cc
index ed24d7d..b1af0ba 100644
--- a/btif/src/btif_config.cc
+++ b/btif/src/btif_config.cc
@@ -38,7 +38,7 @@
 #include "btif_api.h"
 #include "btif_common.h"
 #include "btif_config_transcode.h"
-#include "btif_keystore.h"
+//#include "btif_keystore.h"
 #include "btif_util.h"
 #include "common/address_obfuscator.h"
 #include "osi/include/alarm.h"
@@ -58,15 +58,15 @@
 #define DISABLED "disabled"
 static const char* TIME_STRING_FORMAT = "%Y-%m-%d %H:%M:%S";
 
-constexpr int kBufferSize = 400 * 10;  // initial file is ~400B
+// constexpr int kBufferSize = 400 * 10;  // initial file is ~400B
 
-static bool use_key_attestation() {
+/*static bool use_key_attestation() {
   return getuid() == AID_BLUETOOTH && is_single_user_mode();
-}
+}*/
 
 #define BT_CONFIG_METRICS_SECTION "Metrics"
 #define BT_CONFIG_METRICS_SALT_256BIT "Salt256Bit"
-using bluetooth::BtifKeystore;
+// using bluetooth::BtifKeystore;
 using bluetooth::common::AddressObfuscator;
 
 // TODO(armansito): Find a better way than searching by a hardcoded path.
@@ -93,9 +93,10 @@
 static std::unique_ptr<config_t> btif_config_open(const char* filename, const char* checksum_filename);
 
 // Key attestation
-static std::string hash_file(const char* filename);
-static std::string read_checksum_file(const char* filename);
-static void write_checksum_file(const char* filename, const std::string& hash);
+// static std::string hash_file(const char* filename);
+// static std::string read_checksum_file(const char* filename);
+// static void write_checksum_file(const char* filename, const std::string&
+// hash);
 
 static enum ConfigSource {
   NOT_LOADED,
@@ -176,16 +177,17 @@
 static std::unique_ptr<config_t> config;
 static alarm_t* config_timer;
 
-static BtifKeystore btif_keystore(new keystore::KeystoreClientImpl);
+// static BtifKeystore btif_keystore(new keystore::KeystoreClientImpl);
 
 // Module lifecycle functions
 
 static future_t* init(void) {
   std::unique_lock<std::recursive_mutex> lock(config_lock);
 
-  if (is_factory_reset() ||
+  if (is_factory_reset()) delete_config_files();
+  /*if (is_factory_reset() ||
       (use_key_attestation() && !btif_keystore.DoesKeyExist()))
-    delete_config_files();
+    delete_config_files();*/
 
   std::string file_source;
 
@@ -264,7 +266,7 @@
 }
 
 static std::unique_ptr<config_t> btif_config_open(const char* filename, const char* checksum_filename) {
-  // START KEY ATTESTATION
+  /*// START KEY ATTESTATION
   // Get hash of current file
   std::string current_hash = hash_file(filename);
   // Get stored hash
@@ -280,7 +282,7 @@
   if (current_hash != stored_hash) {
     return nullptr;
   }
-  // END KEY ATTESTATION
+  // END KEY ATTESTATION*/
 
   std::unique_ptr<config_t> config = config_new(filename);
   if (!config) return nullptr;
@@ -514,11 +516,11 @@
   bool ret = config_save(*config, CONFIG_FILE_PATH);
   btif_config_source = RESET;
 
-  // Save encrypted hash
+  /*// Save encrypted hash
   std::string current_hash = hash_file(CONFIG_FILE_PATH);
   if (!current_hash.empty()) {
     write_checksum_file(CONFIG_FILE_CHECKSUM_PATH, current_hash);
-  }
+  }*/
 
   return ret;
 }
@@ -541,11 +543,11 @@
   std::unique_ptr<config_t> config_paired = config_new_clone(*config);
   btif_config_remove_unpaired(config_paired.get());
   config_save(*config_paired, CONFIG_FILE_PATH);
-  // Save hash
+  /*// Save hash
   std::string current_hash = hash_file(CONFIG_FILE_PATH);
   if (!current_hash.empty()) {
     write_checksum_file(CONFIG_FILE_CHECKSUM_PATH, current_hash);
-  }
+  }*/
 }
 
 static void btif_config_remove_unpaired(config_t* conf) {
@@ -637,12 +639,12 @@
 static void delete_config_files(void) {
   remove(CONFIG_FILE_PATH);
   remove(CONFIG_BACKUP_PATH);
-  remove(CONFIG_FILE_CHECKSUM_PATH);
-  remove(CONFIG_BACKUP_CHECKSUM_PATH);
+  // remove(CONFIG_FILE_CHECKSUM_PATH);
+  // remove(CONFIG_BACKUP_CHECKSUM_PATH);
   osi_property_set("persist.bluetooth.factoryreset", "false");
 }
 
-static std::string hash_file(const char* filename) {
+/*static std::string hash_file(const char* filename) {
   if (!use_key_attestation()) {
     LOG(INFO) << __func__ << ": Disabled for multi-user";
     return DISABLED;
@@ -698,4 +700,4 @@
       << __func__ << ": Failed encrypting checksum";
   CHECK(checksum_save(encrypted_checksum, checksum_filename))
       << __func__ << ": Failed to save checksum!";
-}
+}*/
diff --git a/main/Android.bp b/main/Android.bp
index ef7dba6..2a5b8cf 100644
--- a/main/Android.bp
+++ b/main/Android.bp
@@ -69,12 +69,9 @@
         "libtinyxml2",
         "libz",
         "libcrypto",
-        "android.hardware.keymaster@4.0",
-        "android.hardware.keymaster@3.0",
-        "libkeymaster4support",
-        "libkeystore_aidl",
-        "libkeystore_binder",
-        "libkeystore_parcelables",
+        //"android.hardware.keymaster@4.0",
+        //"libkeymaster4support",
+        //"libkeystore_binder",
     ],
     static_libs: [
         "libbt-sbc-decoder",
diff --git a/vendor_libs/test_vendor_lib/model/devices/device_properties.h b/vendor_libs/test_vendor_lib/model/devices/device_properties.h
index 2cbd4b0..960e5d0 100644
--- a/vendor_libs/test_vendor_lib/model/devices/device_properties.h
+++ b/vendor_libs/test_vendor_lib/model/devices/device_properties.h
@@ -321,7 +321,7 @@
   Address address_;
   uint8_t page_scan_repetition_mode_;
   uint16_t clock_offset_;
-  uint8_t encryption_key_size_;
+  uint8_t encryption_key_size_{10};
 
   // Low Energy
   uint16_t le_data_packet_length_;