diff --git a/libraries/app/api.cpp b/libraries/app/api.cpp
index 105b948b..2d2a5a02 100644
--- a/libraries/app/api.cpp
+++ b/libraries/app/api.cpp
@@ -515,5 +515,23 @@ namespace graphene { namespace app {
        return result;
     }
 
+    /**
+     *  @return all key_ids that have been registered for a given address. 
+     */
+    vector<key_id_type>  database_api::get_keys_for_address( const address& a )const
+    { try {
+       vector<key_id_type> result;
+       const auto& idx = _db.get_index_type<key_index>();
+       const auto& aidx = idx.indices().get<by_address>();
+       auto itr = aidx.find(a);
+
+       while( itr != aidx.end() && itr->key_address() == a )
+       {
+          result.push_back( itr->id );
+          ++itr;
+       }
+       return result;
+    } FC_CAPTURE_AND_RETHROW( (a) ) } 
+
 
 } } // graphene::app
diff --git a/libraries/app/include/graphene/app/api.hpp b/libraries/app/include/graphene/app/api.hpp
index c081ef17..024b0697 100644
--- a/libraries/app/include/graphene/app/api.hpp
+++ b/libraries/app/include/graphene/app/api.hpp
@@ -242,6 +242,11 @@ namespace graphene { namespace app {
           */
          vector<account_id_type> get_account_references( object_id_type key_or_account_id )const;
 
+         /**
+          *  @return all key_ids that have been registered for a given address. 
+          */
+         vector<key_id_type>  get_keys_for_address( const address& a )const;
+
       private:
          /** called every time a block is applied to report the objects that were changed */
          void on_objects_changed(const vector<object_id_type>& ids);
@@ -383,6 +388,7 @@ FC_API(graphene::app::database_api,
        (get_transaction_hex)
        (get_proposed_transactions)
        (get_account_references)
+       (get_keys_for_address)
      )
 FC_API(graphene::app::history_api, (get_account_history)(get_market_history)(get_market_history_buckets))
 FC_API(graphene::app::network_api, (broadcast_transaction)(add_node)(get_connected_peers))