diff --git a/bluetooth/audio/aidl/default/LeAudioOffloadAudioProvider.cpp b/bluetooth/audio/aidl/default/LeAudioOffloadAudioProvider.cpp
index a10e0a6..18fc4b2 100644
--- a/bluetooth/audio/aidl/default/LeAudioOffloadAudioProvider.cpp
+++ b/bluetooth/audio/aidl/default/LeAudioOffloadAudioProvider.cpp
@@ -534,7 +534,8 @@
         direction_configurations,
     const std::vector<std::optional<AseDirectionRequirement>>& requirements,
     std::optional<std::vector<std::optional<AseDirectionConfiguration>>>&
-        valid_direction_configurations) {
+        valid_direction_configurations,
+    bool isExact) {
   if (!direction_configurations.has_value()) return;
 
   if (!valid_direction_configurations.has_value()) {
@@ -542,55 +543,93 @@
         std::vector<std::optional<AseDirectionConfiguration>>();
   }
 
-  // Exact matching process
-  // Need to respect the number of device
-  for (int i = 0; i < requirements.size(); ++i) {
-    auto requirement = requirements[i];
-    auto direction_configuration = direction_configurations.value()[i];
-    if (!direction_configuration.has_value()) {
-      valid_direction_configurations = std::nullopt;
-      return;
-    }
-    auto cfg = direction_configuration.value();
-    if (!filterMatchedAseConfiguration(cfg.aseConfiguration,
-                                       requirement.value().aseConfiguration)) {
-      valid_direction_configurations = std::nullopt;
-      return;  // No way to match
-    }
-    // For exact match, we require this direction to have the same allocation.
-    // If stereo, need stereo.
-    // If mono, need mono (modified to the correct required allocation)
-    auto req_allocation_bitmask = getLeAudioAseConfigurationAllocationBitmask(
-        requirement.value().aseConfiguration);
-    int req_channel_count = getCountFromBitmask(req_allocation_bitmask);
-    int cfg_bitmask =
-        getLeAudioAseConfigurationAllocationBitmask(cfg.aseConfiguration);
-    int cfg_channel_count = getCountFromBitmask(cfg_bitmask);
-    if (req_channel_count <= 1) {
-      // MONO case, is a match if also mono, modify to the same allocation
-      if (cfg_channel_count > 1) {
+  if (isExact) {
+    // Exact matching process
+    // Need to respect the number of device
+    for (int i = 0; i < requirements.size(); ++i) {
+      auto requirement = requirements[i];
+      auto direction_configuration = direction_configurations.value()[i];
+      if (!direction_configuration.has_value()) {
         valid_direction_configurations = std::nullopt;
-        return;  // Not a match
+        return;
       }
-      // Modify the bitmask to be the same as the requirement
-      for (auto& codec_cfg : cfg.aseConfiguration.codecConfiguration) {
-        if (codec_cfg.getTag() ==
-            CodecSpecificConfigurationLtv::Tag::audioChannelAllocation) {
-          codec_cfg
-              .get<CodecSpecificConfigurationLtv::Tag::audioChannelAllocation>()
-              .bitmask = req_allocation_bitmask;
-          break;
+      auto cfg = direction_configuration.value();
+      if (!filterMatchedAseConfiguration(
+              cfg.aseConfiguration, requirement.value().aseConfiguration)) {
+        valid_direction_configurations = std::nullopt;
+        return;  // No way to match
+      }
+      // For exact match, we require this direction to have the same allocation.
+      // If stereo, need stereo.
+      // If mono, need mono (modified to the correct required allocation)
+      auto req_allocation_bitmask = getLeAudioAseConfigurationAllocationBitmask(
+          requirement.value().aseConfiguration);
+      int req_channel_count = getCountFromBitmask(req_allocation_bitmask);
+      int cfg_bitmask =
+          getLeAudioAseConfigurationAllocationBitmask(cfg.aseConfiguration);
+      int cfg_channel_count = getCountFromBitmask(cfg_bitmask);
+      if (req_channel_count <= 1) {
+        // MONO case, is a match if also mono, modify to the same allocation
+        if (cfg_channel_count > 1) {
+          valid_direction_configurations = std::nullopt;
+          return;  // Not a match
+        }
+        // Modify the bitmask to be the same as the requirement
+        for (auto& codec_cfg : cfg.aseConfiguration.codecConfiguration) {
+          if (codec_cfg.getTag() ==
+              CodecSpecificConfigurationLtv::Tag::audioChannelAllocation) {
+            codec_cfg
+                .get<CodecSpecificConfigurationLtv::Tag::
+                         audioChannelAllocation>()
+                .bitmask = req_allocation_bitmask;
+            break;
+          }
+        }
+      } else {
+        // STEREO case, is a match if same allocation
+        if (req_allocation_bitmask != cfg_bitmask) {
+          valid_direction_configurations = std::nullopt;
+          return;  // Not a match
         }
       }
-    } else {
-      // STEREO case, is a match if same allocation
-      if (req_allocation_bitmask != cfg_bitmask) {
+      // Push to list if valid
+      valid_direction_configurations.value().push_back(cfg);
+    }
+  } else {
+    // Loose matching process
+    for (auto& requirement : requirements) {
+      if (!requirement.has_value()) continue;
+      auto req_allocation_bitmask = getLeAudioAseConfigurationAllocationBitmask(
+          requirement.value().aseConfiguration);
+      auto req_channel_count = getCountFromBitmask(req_allocation_bitmask);
+
+      auto temp = std::vector<AseDirectionConfiguration>();
+
+      for (auto direction_configuration : direction_configurations.value()) {
+        if (!direction_configuration.has_value()) continue;
+        if (!filterMatchedAseConfiguration(
+                direction_configuration.value().aseConfiguration,
+                requirement.value().aseConfiguration))
+          continue;
+        // Valid if match any requirement.
+        temp.push_back(direction_configuration.value());
+      }
+
+      // Get the best matching config based on channel allocation
+      auto total_cfg_channel_count = 0;
+      auto req_valid_configs = getValidConfigurationsFromAllocation(
+          req_allocation_bitmask, temp, isExact);
+      // Count and check required channel counts
+      for (auto& cfg : req_valid_configs) {
+        total_cfg_channel_count += getCountFromBitmask(
+            getLeAudioAseConfigurationAllocationBitmask(cfg.aseConfiguration));
+        valid_direction_configurations.value().push_back(cfg);
+      }
+      if (total_cfg_channel_count != req_channel_count) {
         valid_direction_configurations = std::nullopt;
-        return;  // Not a match
+        return;
       }
     }
-    // Push to list if valid
-    valid_direction_configurations.value().push_back(cfg);
   }
 }
 
@@ -650,8 +689,8 @@
 std::optional<LeAudioAseConfigurationSetting>
 LeAudioOffloadAudioProvider::getRequirementMatchedAseConfigurationSettings(
     IBluetoothAudioProvider::LeAudioAseConfigurationSetting& setting,
-    const IBluetoothAudioProvider::LeAudioConfigurationRequirement&
-        requirement) {
+    const IBluetoothAudioProvider::LeAudioConfigurationRequirement& requirement,
+    bool isExact) {
   // Create a new LeAudioAseConfigurationSetting to return
   // Make context the same as the requirement
   LeAudioAseConfigurationSetting filtered_setting{
@@ -664,25 +703,27 @@
   // is the number of device.
 
   // The exact matching process is as follow:
-  // 1. Setting direction has the same number of cfg (ignore when null require)
+  // 1. Setting direction has the same number of cfg (ignore when null
+  // require)
   // 2. For each index, it's a 1-1 filter / mapping.
+  if (isExact) {
+    if (requirement.sinkAseRequirement.has_value() &&
+        requirement.sinkAseRequirement.value().size() !=
+            setting.sinkAseConfiguration.value().size()) {
+      return std::nullopt;
+    }
 
-  if (requirement.sinkAseRequirement.has_value() &&
-      requirement.sinkAseRequirement.value().size() !=
-          setting.sinkAseConfiguration.value().size()) {
-    return std::nullopt;
-  }
-
-  if (requirement.sourceAseRequirement.has_value() &&
-      requirement.sourceAseRequirement.value().size() !=
-          setting.sourceAseConfiguration.value().size()) {
-    return std::nullopt;
+    if (requirement.sourceAseRequirement.has_value() &&
+        requirement.sourceAseRequirement.value().size() !=
+            setting.sourceAseConfiguration.value().size()) {
+      return std::nullopt;
+    }
   }
 
   if (requirement.sinkAseRequirement.has_value()) {
     filterRequirementAseDirectionConfiguration(
         setting.sinkAseConfiguration, requirement.sinkAseRequirement.value(),
-        filtered_setting.sinkAseConfiguration);
+        filtered_setting.sinkAseConfiguration, isExact);
     if (!filtered_setting.sinkAseConfiguration.has_value()) {
       return std::nullopt;
     }
@@ -692,7 +733,7 @@
     filterRequirementAseDirectionConfiguration(
         setting.sourceAseConfiguration,
         requirement.sourceAseRequirement.value(),
-        filtered_setting.sourceAseConfiguration);
+        filtered_setting.sourceAseConfiguration, isExact);
     if (!filtered_setting.sourceAseConfiguration.has_value()) {
       return std::nullopt;
     }
@@ -706,9 +747,10 @@
     std::vector<IBluetoothAudioProvider::LeAudioAseConfigurationSetting>&
         matched_ase_configuration_settings,
     const IBluetoothAudioProvider::LeAudioConfigurationRequirement& requirement,
-    bool isMatchContext) {
+    bool isMatchContext, bool isExact) {
   LOG(INFO) << __func__ << ": Trying to match for the requirement "
-            << requirement.toString() << ", match context = " << isMatchContext;
+            << requirement.toString() << ", match context = " << isMatchContext
+            << ", match exact = " << isExact;
   for (auto& setting : matched_ase_configuration_settings) {
     // Try to match context in metadata.
     if (isMatchContext) {
@@ -720,7 +762,8 @@
     }
 
     auto filtered_ase_configuration_setting =
-        getRequirementMatchedAseConfigurationSettings(setting, requirement);
+        getRequirementMatchedAseConfigurationSettings(setting, requirement,
+                                                      isExact);
     if (filtered_ase_configuration_setting.has_value()) {
       LOG(INFO) << __func__ << ": Result found: "
                 << getSettingOutputString(
@@ -811,26 +854,30 @@
 
     // Matching priority list:
     // Preferred context - exact match with allocation
+    // Preferred context - loose match with allocation
     // Any context - exact match with allocation
-    auto matched_setting_with_context = matchWithRequirement(
-        matched_ase_configuration_settings, requirement, true);
-    if (matched_setting_with_context.has_value()) {
-      result.push_back(matched_setting_with_context.value());
-    } else {
-      auto matched_setting = matchWithRequirement(
-          matched_ase_configuration_settings, requirement, false);
-      if (matched_setting.has_value()) {
-        result.push_back(matched_setting.value());
-      } else {
-        // Cannot find a match for this requirement
-        // Immediately return
-        LOG(ERROR)
-            << __func__
-            << ": Cannot find any match for this requirement, exitting...";
-        result.clear();
-        *_aidl_return = result;
-        return ndk::ScopedAStatus::ok();
+    // Any context - loose match with allocation
+    bool found = false;
+    for (bool match_context : {true, false}) {
+      for (bool match_exact : {true, false}) {
+        auto matched_setting =
+            matchWithRequirement(matched_ase_configuration_settings,
+                                 requirement, match_context, match_exact);
+        if (matched_setting.has_value()) {
+          result.push_back(matched_setting.value());
+          found = true;
+          break;
+        }
       }
+      if (found) break;
+    }
+
+    if (!found) {
+      LOG(ERROR) << __func__
+                 << ": Cannot find any match for this requirement, exitting...";
+      result.clear();
+      *_aidl_return = result;
+      return ndk::ScopedAStatus::ok();
     }
   }
 
diff --git a/bluetooth/audio/aidl/default/LeAudioOffloadAudioProvider.h b/bluetooth/audio/aidl/default/LeAudioOffloadAudioProvider.h
index 798f183..3a82b73 100644
--- a/bluetooth/audio/aidl/default/LeAudioOffloadAudioProvider.h
+++ b/bluetooth/audio/aidl/default/LeAudioOffloadAudioProvider.h
@@ -139,7 +139,8 @@
           direction_configurations,
       const std::vector<std::optional<AseDirectionRequirement>>& requirements,
       std::optional<std::vector<std::optional<AseDirectionConfiguration>>>&
-          valid_direction_configurations);
+          valid_direction_configurations,
+      bool isExact);
   std::optional<LeAudioAseConfigurationSetting>
   getCapabilitiesMatchedAseConfigurationSettings(
       IBluetoothAudioProvider::LeAudioAseConfigurationSetting& setting,
@@ -149,7 +150,8 @@
   getRequirementMatchedAseConfigurationSettings(
       IBluetoothAudioProvider::LeAudioAseConfigurationSetting& setting,
       const IBluetoothAudioProvider::LeAudioConfigurationRequirement&
-          requirement);
+          requirement,
+      bool isExact);
   bool isMatchedQosRequirement(LeAudioAseQosConfiguration setting_qos,
                                AseQosDirectionRequirement requirement_qos);
   std::optional<LeAudioBroadcastConfigurationSetting>
@@ -173,7 +175,7 @@
           matched_ase_configuration_settings,
       const IBluetoothAudioProvider::LeAudioConfigurationRequirement&
           requirements,
-      bool isMatchContext);
+      bool isMatchContext, bool isExact);
 };
 
 class LeAudioOffloadOutputAudioProvider : public LeAudioOffloadAudioProvider {
diff --git a/compatibility_matrices/compatibility_matrix.202504.xml b/compatibility_matrices/compatibility_matrix.202504.xml
index 4b762ca..935382e 100644
--- a/compatibility_matrices/compatibility_matrix.202504.xml
+++ b/compatibility_matrices/compatibility_matrix.202504.xml
@@ -312,7 +312,7 @@
     </hal>
     <hal format="aidl">
         <name>android.hardware.security.secretkeeper</name>
-        <version>1</version>
+        <version>1-2</version>
         <interface>
             <name>ISecretkeeper</name>
             <instance>default</instance>
@@ -653,6 +653,15 @@
         </interface>
     </hal>
     <hal format="aidl">
+      <name>android.hardware.virtualization.capabilities</name>
+        <version>1</version>
+        <interface>
+            <name>IVmCapabilitiesService</name>
+            <instance>default</instance>
+            <instance>noop</instance>
+        </interface>
+    </hal>
+    <hal format="aidl">
         <name>android.hardware.weaver</name>
         <version>2</version>
         <interface>
diff --git a/security/keymint/aidl/vts/functional/BootloaderStateTest.cpp b/security/keymint/aidl/vts/functional/BootloaderStateTest.cpp
index 083a9aa..b41da3f 100644
--- a/security/keymint/aidl/vts/functional/BootloaderStateTest.cpp
+++ b/security/keymint/aidl/vts/functional/BootloaderStateTest.cpp
@@ -95,6 +95,18 @@
             << "Verified boot state must be \"UNVERIFIED\" aka \"orange\".";
 }
 
+// Check that the attested Verified Boot key is 32 bytes of zeroes since the bootloader is unlocked.
+TEST_P(BootloaderStateTest, VerifiedBootKeyAllZeroes) {
+    // Gate this test to avoid waiver issues.
+    if (get_vsr_api_level() <= __ANDROID_API_V__) {
+        return;
+    }
+
+    std::vector<uint8_t> expectedVbKey(32, 0);
+    ASSERT_EQ(attestedVbKey_, expectedVbKey) << "Verified Boot key digest must be 32 bytes of "
+                                                "zeroes since the bootloader is unlocked.";
+}
+
 // Following error codes from avb_slot_data() mean that slot data was loaded
 // (even if verification failed).
 static inline bool avb_slot_data_loaded(AvbSlotVerifyResult result) {
diff --git a/security/keymint/aidl/vts/functional/KeyMintAidlTestBase.cpp b/security/keymint/aidl/vts/functional/KeyMintAidlTestBase.cpp
index 0ce6a15..09446ce 100644
--- a/security/keymint/aidl/vts/functional/KeyMintAidlTestBase.cpp
+++ b/security/keymint/aidl/vts/functional/KeyMintAidlTestBase.cpp
@@ -1908,16 +1908,29 @@
         }
     }
 
+    if (get_vsr_api_level() > __ANDROID_API_V__) {
+        // The Verified Boot key field should be exactly 32 bytes since it
+        // contains the SHA-256 hash of the key on locked devices or 32 bytes
+        // of zeroes on unlocked devices. This wasn't checked for earlier
+        // versions of the KeyMint HAL, so only only be strict for VSR-16+.
+        EXPECT_EQ(verified_boot_key.size(), 32);
+    } else if (get_vsr_api_level() == __ANDROID_API_V__) {
+        // The Verified Boot key field should be:
+        //   - Exactly 32 bytes on locked devices since it should contain
+        //     the SHA-256 hash of the key, or
+        //   - Up to 32 bytes of zeroes on unlocked devices (behaviour on
+        //     unlocked devices isn't specified in the HAL interface
+        //     specification).
+        // Thus, we can't check for strict equality in case unlocked devices
+        // report values with less than 32 bytes. This wasn't checked for
+        // earlier versions of the KeyMint HAL, so only check on VSR-15.
+        EXPECT_LE(verified_boot_key.size(), 32);
+    }
+
     // Verified Boot key should be all zeroes if the boot state is "orange".
     std::string empty_boot_key(32, '\0');
     std::string verified_boot_key_str((const char*)verified_boot_key.data(),
                                       verified_boot_key.size());
-    if (get_vsr_api_level() >= __ANDROID_API_V__) {
-        // The attestation should contain the SHA-256 hash of the verified boot
-        // key.  However, this was not checked for earlier versions of the KeyMint
-        // HAL so only be strict for VSR-V and above.
-        EXPECT_LE(verified_boot_key.size(), 32);
-    }
     EXPECT_NE(property_get("ro.boot.verifiedbootstate", property_value, ""), 0);
     if (!strcmp(property_value, "green")) {
         EXPECT_EQ(verified_boot_state, VerifiedBoot::VERIFIED);
diff --git a/security/keymint/aidl/vts/functional/SecureElementProvisioningTest.cpp b/security/keymint/aidl/vts/functional/SecureElementProvisioningTest.cpp
index 9f7322a..f7639bf 100644
--- a/security/keymint/aidl/vts/functional/SecureElementProvisioningTest.cpp
+++ b/security/keymint/aidl/vts/functional/SecureElementProvisioningTest.cpp
@@ -114,10 +114,22 @@
         const auto& vbKey = rot->asArray()->get(pos++);
         ASSERT_TRUE(vbKey);
         ASSERT_TRUE(vbKey->asBstr());
-        if (get_vsr_api_level() >= __ANDROID_API_V__) {
-            // The attestation should contain the SHA-256 hash of the verified boot
-            // key.  However, this not was checked for earlier versions of the KeyMint
-            // HAL so only be strict for VSR-V and above.
+        if (get_vsr_api_level() > __ANDROID_API_V__) {
+            // The Verified Boot key field should be exactly 32 bytes since it
+            // contains the SHA-256 hash of the key on locked devices or 32 bytes
+            // of zeroes on unlocked devices. This wasn't checked for earlier
+            // versions of the KeyMint HAL, so only only be strict for VSR-16+.
+            ASSERT_EQ(vbKey->asBstr()->value().size(), 32);
+        } else if (get_vsr_api_level() == __ANDROID_API_V__) {
+            // The Verified Boot key field should be:
+            //   - Exactly 32 bytes on locked devices since it should contain
+            //     the SHA-256 hash of the key, or
+            //   - Up to 32 bytes of zeroes on unlocked devices (behaviour on
+            //     unlocked devices isn't specified in the HAL interface
+            //     specification).
+            // Thus, we can't check for strict equality in case unlocked devices
+            // report values with less than 32 bytes. This wasn't checked for
+            // earlier versions of the KeyMint HAL, so only check on VSR-15.
             ASSERT_LE(vbKey->asBstr()->value().size(), 32);
         }
 
diff --git a/security/secretkeeper/aidl/Android.bp b/security/secretkeeper/aidl/Android.bp
index d282621..f0b7894 100644
--- a/security/secretkeeper/aidl/Android.bp
+++ b/security/secretkeeper/aidl/Android.bp
@@ -25,7 +25,7 @@
         "android.hardware.security.authgraph-V1",
     ],
     stability: "vintf",
-    frozen: true,
+    frozen: false,
     backend: {
         java: {
             enabled: true,
@@ -88,6 +88,6 @@
 rust_defaults {
     name: "secretkeeper_use_latest_hal_aidl_rust",
     rustlibs: [
-        "android.hardware.security.secretkeeper-V1-rust",
+        "android.hardware.security.secretkeeper-V2-rust",
     ],
 }
diff --git a/security/secretkeeper/aidl/aidl_api/android.hardware.security.secretkeeper/current/android/hardware/security/secretkeeper/ISecretkeeper.aidl b/security/secretkeeper/aidl/aidl_api/android.hardware.security.secretkeeper/current/android/hardware/security/secretkeeper/ISecretkeeper.aidl
index 8ce37cd..ed48480 100644
--- a/security/secretkeeper/aidl/aidl_api/android.hardware.security.secretkeeper/current/android/hardware/security/secretkeeper/ISecretkeeper.aidl
+++ b/security/secretkeeper/aidl/aidl_api/android.hardware.security.secretkeeper/current/android/hardware/security/secretkeeper/ISecretkeeper.aidl
@@ -38,6 +38,7 @@
   byte[] processSecretManagementRequest(in byte[] request);
   void deleteIds(in android.hardware.security.secretkeeper.SecretId[] ids);
   void deleteAll();
+  android.hardware.security.secretkeeper.PublicKey getSecretkeeperIdentity();
   const int ERROR_UNKNOWN_KEY_ID = 1;
   const int ERROR_INTERNAL_ERROR = 2;
   const int ERROR_REQUEST_MALFORMED = 3;
diff --git a/security/secretkeeper/aidl/aidl_api/android.hardware.security.secretkeeper/current/android/hardware/security/secretkeeper/PublicKey.aidl b/security/secretkeeper/aidl/aidl_api/android.hardware.security.secretkeeper/current/android/hardware/security/secretkeeper/PublicKey.aidl
new file mode 100644
index 0000000..f690abf
--- /dev/null
+++ b/security/secretkeeper/aidl/aidl_api/android.hardware.security.secretkeeper/current/android/hardware/security/secretkeeper/PublicKey.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * 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.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.security.secretkeeper;
+/* @hide */
+@VintfStability
+parcelable PublicKey {
+  byte[] keyMaterial;
+}
diff --git a/security/secretkeeper/aidl/android/hardware/security/secretkeeper/ISecretkeeper.aidl b/security/secretkeeper/aidl/android/hardware/security/secretkeeper/ISecretkeeper.aidl
index b07dba8..91493a1 100644
--- a/security/secretkeeper/aidl/android/hardware/security/secretkeeper/ISecretkeeper.aidl
+++ b/security/secretkeeper/aidl/android/hardware/security/secretkeeper/ISecretkeeper.aidl
@@ -17,6 +17,7 @@
 package android.hardware.security.secretkeeper;
 
 import android.hardware.security.authgraph.IAuthGraphKeyExchange;
+import android.hardware.security.secretkeeper.PublicKey;
 import android.hardware.security.secretkeeper.SecretId;
 
 @VintfStability
@@ -101,4 +102,12 @@
      * Delete data of all clients.
      */
     void deleteAll();
+
+    /**
+     * Gets the public key of the secret keeper instance. This should be a CBOR-encoded
+     * COSE_Key, as a PubKeyEd25519 / PubKeyECDSA256 / PubKeyECDSA384, as defined in
+     * generateCertificateRequestV2.cddl. Clients must have a trusted way of ensuring
+     * this key is valid.
+     */
+    PublicKey getSecretkeeperIdentity();
 }
diff --git a/security/secretkeeper/aidl/android/hardware/security/secretkeeper/PublicKey.aidl b/security/secretkeeper/aidl/android/hardware/security/secretkeeper/PublicKey.aidl
new file mode 100644
index 0000000..ccc89b3
--- /dev/null
+++ b/security/secretkeeper/aidl/android/hardware/security/secretkeeper/PublicKey.aidl
@@ -0,0 +1,29 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * 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.
+ */
+
+package android.hardware.security.secretkeeper;
+
+/**
+ * Contents of a pubkey.
+ * @hide
+ */
+@VintfStability
+parcelable PublicKey {
+    /**
+     * CBOR-encoded COSE_Key
+     */
+    byte[] keyMaterial;
+}
diff --git a/security/secretkeeper/aidl/vts/Android.bp b/security/secretkeeper/aidl/vts/Android.bp
index be07a7b..c84afae 100644
--- a/security/secretkeeper/aidl/vts/Android.bp
+++ b/security/secretkeeper/aidl/vts/Android.bp
@@ -38,6 +38,7 @@
     srcs: ["secretkeeper_test_client.rs"],
     defaults: [
         "rdroidtest.defaults",
+        "secretkeeper_use_latest_hal_aidl_rust",
     ],
     test_suites: [
         "general-tests",
@@ -45,7 +46,6 @@
     ],
     test_config: "AndroidTest.xml",
     rustlibs: [
-        "android.hardware.security.secretkeeper-V1-rust",
         "libauthgraph_boringssl",
         "libauthgraph_core",
         "libauthgraph_wire",
@@ -66,9 +66,10 @@
 rust_binary {
     name: "secretkeeper_cli",
     srcs: ["secretkeeper_cli.rs"],
+    defaults: ["secretkeeper_use_latest_hal_aidl_rust"],
     lints: "android",
-    rlibs: [
-        "android.hardware.security.secretkeeper-V1-rust",
+    prefer_rlib: true,
+    rustlibs: [
         "libanyhow",
         "libauthgraph_boringssl",
         "libauthgraph_core",
diff --git a/security/secretkeeper/aidl/vts/secretkeeper_test_client.rs b/security/secretkeeper/aidl/vts/secretkeeper_test_client.rs
index 449a99a..b944865 100644
--- a/security/secretkeeper/aidl/vts/secretkeeper_test_client.rs
+++ b/security/secretkeeper/aidl/vts/secretkeeper_test_client.rs
@@ -16,6 +16,7 @@
 
 use android_hardware_security_secretkeeper::aidl::android::hardware::security::secretkeeper::ISecretkeeper::ISecretkeeper;
 use android_hardware_security_secretkeeper::aidl::android::hardware::security::secretkeeper::SecretId::SecretId;
+use android_hardware_security_secretkeeper::aidl::android::hardware::security::secretkeeper::PublicKey::PublicKey;
 use authgraph_vts_test as ag_vts;
 use authgraph_boringssl as boring;
 use authgraph_core::key;
@@ -70,20 +71,32 @@
     0x06, 0xAC, 0x36, 0x8B, 0x3C, 0x95, 0x50, 0x16, 0x67, 0x71, 0x65, 0x26, 0xEB, 0xD0, 0xC3, 0x98,
 ]);
 
-// Android expects the public key of Secretkeeper instance to be present in the Linux device tree.
+// Android expects the public key of Secretkeeper instance to be available either
+// a) by being present in the Linux device tree (prior to version 2 of the secretkeeper HAL), or
+// b) via the `getSecretKeeperIdentity` operation from v2 onwards.
 // This allows clients to (cryptographically) verify that they are indeed talking to the real
 // secretkeeper.
 // Note that this is the identity of the `default` instance (and not `nonsecure`)!
-fn get_secretkeeper_identity() -> Option<CoseKey> {
-    let path = Path::new(SECRETKEEPER_KEY_HOST_DT);
-    if path.exists() {
-        let key = fs::read(path).unwrap();
-        let mut key = CoseKey::from_slice(&key).unwrap();
-        key.canonicalize(CborOrdering::Lexicographic);
-        Some(key)
+fn get_secretkeeper_identity(instance: &str) -> Option<CoseKey> {
+    let sk = get_connection(instance);
+    let key_material = if sk.getInterfaceVersion().expect("Error getting sk interface version") >= 2 {
+        let PublicKey { keyMaterial } = sk.getSecretkeeperIdentity().expect("Error calling getSecretkeeperIdentity");
+        Some(keyMaterial)
     } else {
-        None
-    }
+        let path = Path::new(SECRETKEEPER_KEY_HOST_DT);
+        if path.exists() {
+            let key_material = fs::read(path).unwrap();
+            Some(key_material)
+        } else {
+            None
+        }
+    };
+
+    key_material.map(|km| {
+        let mut cose_key = CoseKey::from_slice(&km).expect("Error deserializing CoseKey from key material");
+        cose_key.canonicalize(CborOrdering::Lexicographic);
+        cose_key
+    })
 }
 
 fn get_instances() -> Vec<(String, String)> {
@@ -760,12 +773,12 @@
 }
 
 // This test checks that the identity of Secretkeeper (in context of AuthGraph key exchange) is
-// same as the one advertized in Linux device tree. This is only expected from `default` instance.
+// same as the one either a) advertized in Linux device tree or b) retrieved from SK itself
+// from (HAL v2 onwards). This is only expected from `default` instance.
 #[rdroidtest(get_instances())]
-#[ignore_if(|p| p != "default")]
 fn secretkeeper_check_identity(instance: String) {
-    let sk_key = get_secretkeeper_identity()
-        .expect("Failed to extract identity of default instance from device tree");
+    let sk_key = get_secretkeeper_identity(&instance)
+        .expect("Failed to extract identity of default instance");
     // Create a session with this expected identity. This succeeds only if the identity used by
     // Secretkeeper is sk_key.
     let _ = SkClient::with_expected_sk_identity(&instance, sk_key).unwrap();
diff --git a/security/secretkeeper/default/Android.bp b/security/secretkeeper/default/Android.bp
index 799188f..134afc9 100644
--- a/security/secretkeeper/default/Android.bp
+++ b/security/secretkeeper/default/Android.bp
@@ -28,9 +28,9 @@
     vendor_available: true,
     defaults: [
         "authgraph_use_latest_hal_aidl_rust",
+        "secretkeeper_use_latest_hal_aidl_rust",
     ],
     rustlibs: [
-        "android.hardware.security.secretkeeper-V1-rust",
         "libauthgraph_boringssl",
         "libauthgraph_core",
         "libauthgraph_hal",
@@ -50,9 +50,9 @@
     prefer_rlib: true,
     defaults: [
         "authgraph_use_latest_hal_aidl_rust",
+        "secretkeeper_use_latest_hal_aidl_rust",
     ],
     rustlibs: [
-        "android.hardware.security.secretkeeper-V1-rust",
         "libandroid_logger",
         "libbinder_rs",
         "liblog_rust",
diff --git a/security/secretkeeper/default/secretkeeper.xml b/security/secretkeeper/default/secretkeeper.xml
index 40aebe0..699fff0 100644
--- a/security/secretkeeper/default/secretkeeper.xml
+++ b/security/secretkeeper/default/secretkeeper.xml
@@ -19,7 +19,7 @@
 
     <hal format="aidl">
         <name>android.hardware.security.secretkeeper</name>
-        <version>1</version>
+        <version>2</version>
         <interface>
             <name>ISecretkeeper</name>
             <instance>nonsecure</instance>
diff --git a/virtualization/capabilities_service/aidl/Android.bp b/virtualization/capabilities_service/aidl/Android.bp
new file mode 100644
index 0000000..b0bbbdd
--- /dev/null
+++ b/virtualization/capabilities_service/aidl/Android.bp
@@ -0,0 +1,35 @@
+// Copyright (C) 2024 The Android Open Source Project
+//
+// 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.
+
+package {
+    default_team: "trendy_team_virtualization",
+    default_applicable_licenses: ["Android-Apache-2.0"],
+}
+
+aidl_interface {
+    name: "android.hardware.virtualization.capabilities.capabilities_service",
+    vendor_available: true,
+    srcs: ["android/**/*.aidl"],
+    stability: "vintf",
+    backend: {
+        rust: {
+            enabled: true,
+            apex_available: [
+                "//apex_available:platform",
+                "com.android.virt",
+            ],
+        },
+    },
+    frozen: false,
+}
diff --git a/virtualization/capabilities_service/aidl/aidl_api/android.hardware.virtualization.capabilities.capabilities_service/current/android/hardware/virtualization/capabilities/IVmCapabilitiesService.aidl b/virtualization/capabilities_service/aidl/aidl_api/android.hardware.virtualization.capabilities.capabilities_service/current/android/hardware/virtualization/capabilities/IVmCapabilitiesService.aidl
new file mode 100644
index 0000000..68ff021
--- /dev/null
+++ b/virtualization/capabilities_service/aidl/aidl_api/android.hardware.virtualization.capabilities.capabilities_service/current/android/hardware/virtualization/capabilities/IVmCapabilitiesService.aidl
@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * 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.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.virtualization.capabilities;
+@VintfStability
+interface IVmCapabilitiesService {
+  void grantAccessToVendorTeeServices(in ParcelFileDescriptor vmFd, in String[] vendorTeeServices);
+}
diff --git a/virtualization/capabilities_service/aidl/android/hardware/virtualization/capabilities/IVmCapabilitiesService.aidl b/virtualization/capabilities_service/aidl/android/hardware/virtualization/capabilities/IVmCapabilitiesService.aidl
new file mode 100644
index 0000000..0d09ecb
--- /dev/null
+++ b/virtualization/capabilities_service/aidl/android/hardware/virtualization/capabilities/IVmCapabilitiesService.aidl
@@ -0,0 +1,33 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * 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.
+ */
+
+package android.hardware.virtualization.capabilities;
+
+/**
+ * Encapsulates vendor-specific capabilities that can be granted to VMs.
+ */
+@VintfStability
+interface IVmCapabilitiesService {
+    /**
+     * Grant access for the VM represented by the given vm_fd to the given vendor-owned tee
+     * services. The names in |vendorTeeServices| must match the ones defined in the
+     * tee_service_contexts files.
+     * TODO(ioffe): link to the integration doc for custom smc filtering feature once
+     * it's ready.
+     */
+    void grantAccessToVendorTeeServices(
+            in ParcelFileDescriptor vmFd, in String[] vendorTeeServices);
+}