diff --git a/releasenotes/notes/create_security_group_rule-16d58a8f0f0ff262.yaml b/releasenotes/notes/create_security_group_rule-16d58a8f0f0ff262.yaml
new file mode 100644
index 0000000..3354f65
--- /dev/null
+++ b/releasenotes/notes/create_security_group_rule-16d58a8f0f0ff262.yaml
@@ -0,0 +1,6 @@
+---
+features:
+  - |
+    Added public interface create_security_group_rule().
+    Since this interface is meant to be used by tempest plugins,
+    It doesn't neccessarily require to be private api.
diff --git a/tempest/scenario/manager.py b/tempest/scenario/manager.py
index acc563a..b650784 100644
--- a/tempest/scenario/manager.py
+++ b/tempest/scenario/manager.py
@@ -1387,10 +1387,10 @@
                         client.delete_security_group, secgroup['id'])
         return secgroup
 
-    def _create_security_group_rule(self, secgroup=None,
-                                    sec_group_rules_client=None,
-                                    project_id=None,
-                                    security_groups_client=None, **kwargs):
+    def create_security_group_rule(self, secgroup=None,
+                                   sec_group_rules_client=None,
+                                   project_id=None,
+                                   security_groups_client=None, **kwargs):
         """Create a rule from a dictionary of rule parameters.
 
         Create a rule in a secgroup. if secgroup not defined will search for
@@ -1474,7 +1474,7 @@
             for r_direction in ['ingress', 'egress']:
                 ruleset['direction'] = r_direction
                 try:
-                    sg_rule = self._create_security_group_rule(
+                    sg_rule = self.create_security_group_rule(
                         sec_group_rules_client=sec_group_rules_client,
                         secgroup=secgroup,
                         security_groups_client=security_groups_client,
diff --git a/tempest/scenario/test_security_groups_basic_ops.py b/tempest/scenario/test_security_groups_basic_ops.py
index 3fc93e4..0c91257 100644
--- a/tempest/scenario/test_security_groups_basic_ops.py
+++ b/tempest/scenario/test_security_groups_basic_ops.py
@@ -217,7 +217,7 @@
             direction='ingress',
         )
         sec_group_rules_client = tenant.manager.security_group_rules_client
-        self._create_security_group_rule(
+        self.create_security_group_rule(
             secgroup=access_sg,
             sec_group_rules_client=sec_group_rules_client,
             **ssh_rule)
@@ -385,7 +385,7 @@
             remote_group_id=tenant.security_groups['default']['id'],
             direction='ingress'
         )
-        self._create_security_group_rule(
+        self.create_security_group_rule(
             secgroup=tenant.security_groups['default'],
             security_groups_client=tenant.manager.security_groups_client,
             **ruleset
@@ -413,7 +413,7 @@
         protocol = ruleset['protocol']
         sec_group_rules_client = (
             dest_tenant.manager.security_group_rules_client)
-        self._create_security_group_rule(
+        self.create_security_group_rule(
             secgroup=dest_tenant.security_groups['default'],
             sec_group_rules_client=sec_group_rules_client,
             **ruleset
@@ -429,7 +429,7 @@
         # allow reverse traffic and check
         sec_group_rules_client = (
             source_tenant.manager.security_group_rules_client)
-        self._create_security_group_rule(
+        self.create_security_group_rule(
             secgroup=source_tenant.security_groups['default'],
             sec_group_rules_client=sec_group_rules_client,
             **ruleset
@@ -543,7 +543,7 @@
             direction='ingress',
         )
         sec_group_rules_client = new_tenant.manager.security_group_rules_client
-        self._create_security_group_rule(
+        self.create_security_group_rule(
             secgroup=new_sg,
             sec_group_rules_client=sec_group_rules_client,
             **icmp_rule)
@@ -596,7 +596,7 @@
             protocol='icmp',
             direction='ingress'
         )
-        self._create_security_group_rule(
+        self.create_security_group_rule(
             secgroup=tenant.security_groups['default'],
             **ruleset
         )