diff --git a/wifi/supplicant/aidl/aidl_api/android.hardware.wifi.supplicant/current/android/hardware/wifi/supplicant/INonStandardCertCallback.aidl b/wifi/supplicant/aidl/aidl_api/android.hardware.wifi.supplicant/current/android/hardware/wifi/supplicant/INonStandardCertCallback.aidl
index 28c1028..bcf0ea8 100644
--- a/wifi/supplicant/aidl/aidl_api/android.hardware.wifi.supplicant/current/android/hardware/wifi/supplicant/INonStandardCertCallback.aidl
+++ b/wifi/supplicant/aidl/aidl_api/android.hardware.wifi.supplicant/current/android/hardware/wifi/supplicant/INonStandardCertCallback.aidl
@@ -35,4 +35,5 @@
 @VintfStability
 interface INonStandardCertCallback {
   byte[] getBlob(in String alias);
+  String[] listAliases(in String prefix);
 }
diff --git a/wifi/supplicant/aidl/android/hardware/wifi/supplicant/INonStandardCertCallback.aidl b/wifi/supplicant/aidl/android/hardware/wifi/supplicant/INonStandardCertCallback.aidl
index 3259585..2f9e528 100644
--- a/wifi/supplicant/aidl/android/hardware/wifi/supplicant/INonStandardCertCallback.aidl
+++ b/wifi/supplicant/aidl/android/hardware/wifi/supplicant/INonStandardCertCallback.aidl
@@ -34,4 +34,13 @@
      *         |SupplicantStatusCode.FAILURE_UNKNOWN|
      */
     byte[] getBlob(in String alias);
+
+    /**
+     * List the aliases currently stored in the database.
+     *
+     * @param prefix Prefix to filter the aliases by.
+     * @return List of alias strings in the certificate store.
+               The resulting strings will each exclude the prefix.
+     */
+    String[] listAliases(in String prefix);
 }