diff --git a/apex/f770/application/shared_components/security/authorizations/is_active_user.sql b/apex/f770/application/shared_components/security/authorizations/is_active_user.sql
index bb61026..ecc8e41 100644
--- a/apex/f770/application/shared_components/security/authorizations/is_active_user.sql
+++ b/apex/f770/application/shared_components/security/authorizations/is_active_user.sql
@@ -14,12 +14,8 @@ wwv_flow_api.component_begin (
 wwv_flow_api.create_security_scheme(
  p_id=>wwv_flow_api.id(9844735592500475)
 ,p_name=>'IS_ACTIVE_USER'
-,p_scheme_type=>'NATIVE_EXISTS'
-,p_attribute_01=>wwv_flow_string.join(wwv_flow_t_varchar2(
-'SELECT 1',
-'FROM users u',
-'WHERE u.user_id     = app.get_user_id()',
-'    AND u.is_active = ''Y'''))
+,p_scheme_type=>'NATIVE_FUNCTION_BODY'
+,p_attribute_01=>'RETURN app.is_active_user();'
 ,p_error_message=>'ACCESS_DENIED'
 ,p_caching=>'BY_USER_BY_PAGE_VIEW'
 );
diff --git a/packages/app.spec.sql b/packages/app.spec.sql
index 64048b1..1fd13c7 100644
--- a/packages/app.spec.sql
+++ b/packages/app.spec.sql
@@ -167,6 +167,26 @@ CREATE OR REPLACE PACKAGE app AS
 
 
 
+    --
+    --
+    --
+    FUNCTION is_active_user (
+        in_user_id              users.user_id%TYPE          := NULL
+    )
+    RETURN BOOLEAN;
+
+
+
+    --
+    --
+    --
+    FUNCTION is_active_user_y (
+        in_user_id              users.user_id%TYPE          := NULL
+    )
+    RETURN CHAR;
+
+
+
     --
     -- Check if current/requested user is APEX developer
     --
diff --git a/packages/app.sql b/packages/app.sql
index d4d2c78..9382127 100644
--- a/packages/app.sql
+++ b/packages/app.sql
@@ -169,6 +169,37 @@ CREATE OR REPLACE PACKAGE BODY app AS
 
 
 
+    FUNCTION is_active_user (
+        in_user_id              users.user_id%TYPE          := NULL
+    )
+    RETURN BOOLEAN
+    AS
+        is_valid                CHAR;
+    BEGIN
+        SELECT 'Y' INTO is_valid
+        FROM users u
+        WHERE u.user_id         = COALESCE(in_user_id, app.get_user_id())
+            AND u.is_active     = 'Y';
+        --
+        RETURN TRUE;
+    EXCEPTION
+    WHEN NO_DATA_FOUND THEN
+        RETURN FALSE;
+    END;
+
+
+
+    FUNCTION is_active_user_y (
+        in_user_id              users.user_id%TYPE          := NULL
+    )
+    RETURN CHAR
+    AS
+    BEGIN
+        RETURN CASE WHEN app.is_active_user(in_user_id) THEN 'Y' END;
+    END;
+
+
+
     FUNCTION is_developer (
         in_user                 users.user_login%TYPE       := NULL
     )