diff --git a/authentication/v1alpha1/istio.authentication.v1alpha1.pb.html b/authentication/v1alpha1/istio.authentication.v1alpha1.pb.html
index 33e58067d77..65acfb5a370 100644
--- a/authentication/v1alpha1/istio.authentication.v1alpha1.pb.html
+++ b/authentication/v1alpha1/istio.authentication.v1alpha1.pb.html
@@ -335,12 +335,13 @@ <h2 id="Policy">Policy</h2>
 
 <p>Examples:</p>
 
-<p>Policy to enable mTLS for all services in namespace frod</p>
+<p>Policy to enable mTLS for all services in namespace frod. The policy name must be
+<code>default</code>, and it contains no rule for <code>targets</code>.</p>
 
 <pre><code class="language-yaml">apiVersion: authentication.istio.io/v1alpha1
 kind: Policy
 metadata:
-  name: mTLS_enable
+  name: default
   namespace: frod
 spec:
   peers:
@@ -352,7 +353,7 @@ <h2 id="Policy">Policy</h2>
 <pre><code class="language-yaml">apiVersion: authentication.istio.io/v1alpha1
 kind: Policy
 metadata:
-  name: mTLS_disable
+  name: productpage_mTLS_disable
   namespace: frod
 spec:
   targets:
@@ -365,7 +366,7 @@ <h2 id="Policy">Policy</h2>
 <pre><code class="language-yaml">apiVersion: authentication.istio.io/v1alpha1
 kind: Policy
 metadata:
-  name: mTLS_enable
+  name: productpage_mTLS_with_JWT
   namespace: frod
 spec:
   target:
diff --git a/authentication/v1alpha1/policy.pb.go b/authentication/v1alpha1/policy.pb.go
index bae66c1d1b4..e8592ef4a31 100644
--- a/authentication/v1alpha1/policy.pb.go
+++ b/authentication/v1alpha1/policy.pb.go
@@ -640,13 +640,14 @@ func (m *OriginAuthenticationMethod) GetJwt() *Jwt {
 //
 // Examples:
 //
-// Policy to enable mTLS for all services in namespace frod
+// Policy to enable mTLS for all services in namespace frod. The policy name must be
+// `default`, and it contains no rule for `targets`.
 //
 // ```yaml
 // apiVersion: authentication.istio.io/v1alpha1
 // kind: Policy
 // metadata:
-//   name: mTLS_enable
+//   name: default
 //   namespace: frod
 // spec:
 //   peers:
@@ -658,7 +659,7 @@ func (m *OriginAuthenticationMethod) GetJwt() *Jwt {
 // apiVersion: authentication.istio.io/v1alpha1
 // kind: Policy
 // metadata:
-//   name: mTLS_disable
+//   name: productpage_mTLS_disable
 //   namespace: frod
 // spec:
 //   targets:
@@ -671,7 +672,7 @@ func (m *OriginAuthenticationMethod) GetJwt() *Jwt {
 // apiVersion: authentication.istio.io/v1alpha1
 // kind: Policy
 // metadata:
-//   name: mTLS_enable
+//   name: productpage_mTLS_with_JWT
 //   namespace: frod
 // spec:
 //   target:
diff --git a/authentication/v1alpha1/policy.proto b/authentication/v1alpha1/policy.proto
index 31bc82f2cea..916270f9650 100644
--- a/authentication/v1alpha1/policy.proto
+++ b/authentication/v1alpha1/policy.proto
@@ -255,13 +255,14 @@ enum PrincipalBinding {
 //
 // Examples:
 //
-// Policy to enable mTLS for all services in namespace frod
+// Policy to enable mTLS for all services in namespace frod. The policy name must be
+// `default`, and it contains no rule for `targets`.
 //
 // ```yaml
 // apiVersion: authentication.istio.io/v1alpha1
 // kind: Policy
 // metadata:
-//   name: mTLS_enable
+//   name: default
 //   namespace: frod
 // spec:
 //   peers:
@@ -273,7 +274,7 @@ enum PrincipalBinding {
 // apiVersion: authentication.istio.io/v1alpha1
 // kind: Policy
 // metadata:
-//   name: mTLS_disable
+//   name: productpage_mTLS_disable
 //   namespace: frod
 // spec:
 //   targets:
@@ -286,7 +287,7 @@ enum PrincipalBinding {
 // apiVersion: authentication.istio.io/v1alpha1
 // kind: Policy
 // metadata:
-//   name: mTLS_enable
+//   name: productpage_mTLS_with_JWT
 //   namespace: frod
 // spec:
 //   target: