diff --git a/meta/io.murano/Classes/system/AwsSecurityGroupManager.yaml b/meta/io.murano/Classes/system/AwsSecurityGroupManager.yaml
index 2214d7a9..1966e99a 100644
--- a/meta/io.murano/Classes/system/AwsSecurityGroupManager.yaml
+++ b/meta/io.murano/Classes/system/AwsSecurityGroupManager.yaml
@@ -27,6 +27,37 @@ Methods:
               ToPort: $.int().notNull()
               IpProtocol: $.string().notNull()
               External: $.bool().notNull()
+              Ethertype: $.string().check($ in list(null, 'IPv4', 'IPv6'))
+      - groupName:
+          Contract: $.string().notNull()
+          Default: $this.defaultGroupName
+    Body:
+      - $._addGroup(ingress, $rules, $groupName)
+
+  addGroupEgress:
+    Arguments:
+      - rules:
+          Contract:
+            - FromPort: $.int().notNull()
+              ToPort: $.int().notNull()
+              IpProtocol: $.string().notNull()
+              External: $.bool().notNull()
+              Ethertype: $.string().check($ in list(null, 'IPv4', 'IPv6'))
+      - groupName:
+          Contract: $.string().notNull()
+          Default: $this.defaultGroupName
+    Body:
+      - $._addGroup(egress, $rules, $groupName)
+
+  _addGroup:
+    Arguments:
+      - rules:
+          Contract:
+            - FromPort: $.int().notNull()
+              ToPort: $.int().notNull()
+              IpProtocol: $.string().notNull()
+              External: $.bool().notNull()
+              Ethertype: $.string().check($ in list(null, 'IPv4', 'IPv6'))
       - groupName:
           Contract: $.string().notNull()
           Default: $this.defaultGroupName
@@ -39,6 +70,15 @@ Methods:
             ext_key: remote_mode
             ext_val: remote_group_id
 
+      - $ethertype: $rules.where($.get(Ethertype) = IPv6)
+      - If: len($ethertype) > 0
+        Then:
+          - $msg: 'Unable to add security group. IPv6 is not supported.'
+          - $._environment.reporter.report_error($this, $msg)
+          - Throw: UnsupportedPropertyValue
+            Message: $msg
+      - $groupDirection: dict(egress => SecurityGroupEgress).get($direction, SecurityGroupIngress)
+
       - $stack: $.environment.stack
       - $template:
           resources:
@@ -46,14 +86,14 @@ Methods:
               type: 'AWS::EC2::SecurityGroup'
               properties:
                 GroupDescription: format('Composite security group of Murano environment {0}', $.environment.name)
-                SecurityGroupIngress:
+                $groupDirection:
                   - FromPort: '-1'
                     ToPort: '-1'
                     IpProtocol: icmp
                     CidrIp: '0.0.0.0/0'
       - $.environment.stack.updateTemplate($template)
 
-      - $ingress: $rules.select(dict(
+      - $rulesList: $rules.select(dict(
             FromPort => str($.FromPort),
             ToPort => str($.ToPort),
             IpProtocol => $.IpProtocol,
@@ -65,5 +105,5 @@ Methods:
             $groupName:
               type: 'AWS::EC2::SecurityGroup'
               properties:
-                SecurityGroupIngress: $ingress
+                $groupDirection: $rulesList
       - $.environment.stack.updateTemplate($template)
diff --git a/meta/io.murano/Classes/system/NeutronSecurityGroupManager.yaml b/meta/io.murano/Classes/system/NeutronSecurityGroupManager.yaml
index 1c22206d..ab085ee8 100644
--- a/meta/io.murano/Classes/system/NeutronSecurityGroupManager.yaml
+++ b/meta/io.murano/Classes/system/NeutronSecurityGroupManager.yaml
@@ -27,9 +27,41 @@ Methods:
               ToPort: $.int().notNull()
               IpProtocol: $.string().notNull()
               External: $.bool().notNull()
+              Ethertype: $.string().check($ in list(null, 'IPv4', 'IPv6'))
       - groupName:
           Contract: $.string().notNull()
           Default: $this.defaultGroupName
+    Body:
+      - $._addGroup(ingress, $rules, $groupName)
+
+  addGroupEgress:
+    Arguments:
+      - rules:
+          Contract:
+            - FromPort: $.int().notNull()
+              ToPort: $.int().notNull()
+              IpProtocol: $.string().notNull()
+              External: $.bool().notNull()
+              Ethertype: $.string().check($ in list(null, 'IPv4', 'IPv6'))
+      - groupName:
+          Contract: $.string().notNull()
+          Default: $this.defaultGroupName
+    Body:
+      - $._addGroup(egress, $rules, $groupName)
+
+  _addGroup:
+    Arguments:
+      - direction:
+          Contract: $.string().notNull().check($ in list(ingress, egress))
+      - rules:
+          Contract:
+            - FromPort: $.int().notNull()
+              ToPort: $.int().notNull()
+              IpProtocol: $.string().notNull()
+              External: $.bool().notNull()
+              Ethertype: $.string().check($ in list(null, 'IPv4', 'IPv6'))
+      - groupName:
+          Contract: $.string().notNull()
     Body:
       - $ext_keys:
           true:
@@ -53,11 +85,13 @@ Methods:
                     remote_ip_prefix: '0.0.0.0/0'
       - $.environment.stack.updateTemplate($template)
 
-      - $ingress: $rules.select(dict(
+      - $rulesList: $rules.select(dict(
             port_range_min => $.FromPort,
             port_range_max => $.ToPort,
             protocol => $.IpProtocol,
-            $ext_keys.get($.External).ext_key => $ext_keys.get($.External).ext_val
+            ethertype => $.get(Ethertype, IPv4),
+            $ext_keys.get($.External).ext_key => $ext_keys.get($.External).ext_val,
+            direction => $direction
           ))
 
       - $template:
@@ -65,5 +99,5 @@ Methods:
             $groupName:
               type: 'OS::Neutron::SecurityGroup'
               properties:
-                rules: $ingress
-      - $.environment.stack.updateTemplate($template)
+                rules: $rulesList
+      - $.environment.stack.updateTemplate($template)
\ No newline at end of file
diff --git a/meta/io.murano/Classes/system/SecurityGroupManager.yaml b/meta/io.murano/Classes/system/SecurityGroupManager.yaml
index aca2632b..e6e48fe1 100644
--- a/meta/io.murano/Classes/system/SecurityGroupManager.yaml
+++ b/meta/io.murano/Classes/system/SecurityGroupManager.yaml
@@ -33,6 +33,20 @@ Methods:
               ToPort: $.int().notNull()
               IpProtocol: $.string().notNull()
               External: $.bool().notNull()
+              Ethertype: $.string().check($ in list(null, 'IPv4', 'IPv6'))
       - groupName:
           Contract: $.string().notNull()
           Default: $this.defaultGroupName
+
+  addGroupEgress:
+    Arguments:
+      - rules:
+          Contract:
+            - FromPort: $.int().notNull()
+              ToPort: $.int().notNull()
+              IpProtocol: $.string().notNull()
+              External: $.bool().notNull()
+              Ethertype: $.string().check($ in list(null, 'IPv4', 'IPv6'))
+      - groupName:
+          Contract: $.string().notNull()
+          Default: $this.defaultGroupName
\ No newline at end of file