diff --git a/examples/mratls_grpcs_client.rs b/examples/mratls_grpcs_client.rs
index 9b3416f..979b18f 100644
--- a/examples/mratls_grpcs_client.rs
+++ b/examples/mratls_grpcs_client.rs
@@ -13,12 +13,14 @@ use tokio_rustls::rustls::ClientConfig;
 async fn main() -> Result<(), Box<dyn std::error::Error>> {
     env_logger::init_from_env(env_logger::Env::default().default_filter_or("trace"));
 
-    let mrsigner_hex = "83E8A0C3ED045D9747ADE06C3BFC70FCA661A4A65FF79A800223621162A88B76";
-    let mut mrsigner = [0u8; 32];
-    hex::decode_to_slice(mrsigner_hex, &mut mrsigner).expect("mrsigner decoding failed");
+    // let mrsigner_hex = "83E8A0C3ED045D9747ADE06C3BFC70FCA661A4A65FF79A800223621162A88B76";
+    // let mut mrsigner = [0u8; 32];
+    // hex::decode_to_slice(mrsigner_hex, &mut mrsigner).expect("mrsigner decoding failed");
 
-    let config = RaTlsConfig::new()
-        .allow_instance_measurement(InstanceMeasurement::new().with_mrsigners(vec![mrsigner]));
+    let config = RaTlsConfig::new().allow_instance_measurement(
+        // InstanceMeasurement::new().with_mrsigners(vec![mrsigner])
+        InstanceMeasurement::new().load_mr_signer_from_processor()?,
+    );
 
     let tls = ClientConfig::from_ratls_config(config)
         .map_err(|e| std::io::Error::new(std::io::ErrorKind::Other, format!("{}", e)))?;
diff --git a/examples/mratls_grpcs_server.rs b/examples/mratls_grpcs_server.rs
index b1eb668..ff1a91f 100644
--- a/examples/mratls_grpcs_server.rs
+++ b/examples/mratls_grpcs_server.rs
@@ -29,12 +29,14 @@ static COUNTER: AtomicUsize = AtomicUsize::new(0);
 async fn main() -> Result<(), Box<dyn std::error::Error>> {
     env_logger::init_from_env(env_logger::Env::default().default_filter_or("trace"));
 
-    let mrsigner_hex = "83E8A0C3ED045D9747ADE06C3BFC70FCA661A4A65FF79A800223621162A88B76";
-    let mut mrsigner = [0u8; 32];
-    hex::decode_to_slice(mrsigner_hex, &mut mrsigner).expect("mrsigner decoding failed");
+    // let mrsigner_hex = "83E8A0C3ED045D9747ADE06C3BFC70FCA661A4A65FF79A800223621162A88B76";
+    // let mut mrsigner = [0u8; 32];
+    // hex::decode_to_slice(mrsigner_hex, &mut mrsigner).expect("mrsigner decoding failed");
 
-    let config = RaTlsConfig::new()
-        .allow_instance_measurement(InstanceMeasurement::new().with_mrsigners(vec![mrsigner]));
+    let config = RaTlsConfig::new().allow_instance_measurement(
+        // InstanceMeasurement::new().with_mrsigners(vec![mrsigner])
+        InstanceMeasurement::new().load_mr_signer_from_processor()?,
+    );
 
     let mut tls = ServerConfig::from_ratls_config(config)
         .map_err(|e| std::io::Error::new(std::io::ErrorKind::Other, format!("{}", e)))?;
diff --git a/examples/mratls_https_client.rs b/examples/mratls_https_client.rs
index a7b325c..836878e 100644
--- a/examples/mratls_https_client.rs
+++ b/examples/mratls_https_client.rs
@@ -5,16 +5,16 @@ use reqwest::ClientBuilder;
 async fn main() -> Result<(), Box<dyn std::error::Error>> {
     env_logger::init_from_env(env_logger::Env::default().default_filter_or("trace"));
 
-    let mrsigner_hex = "83E8A0C3ED045D9747ADE06C3BFC70FCA661A4A65FF79A800223621162A88B76";
-    let mut mrsigner = [0u8; 32];
-    hex::decode_to_slice(mrsigner_hex, &mut mrsigner)?;
+    // let mrsigner_hex = "83E8A0C3ED045D9747ADE06C3BFC70FCA661A4A65FF79A800223621162A88B76";
+    // let mut mrsigner = [0u8; 32];
+    // hex::decode_to_slice(mrsigner_hex, &mut mrsigner)?;
 
-    let client =
-        ClientBuilder::new()
-            .use_ratls(RaTlsConfig::new().allow_instance_measurement(
-                InstanceMeasurement::new().with_mrsigners(vec![mrsigner]),
-            ))
-            .build()?;
+    let client = ClientBuilder::new()
+        .use_ratls(RaTlsConfig::new().allow_instance_measurement(
+            // InstanceMeasurement::new().with_mrsigners(vec![mrsigner]),
+            InstanceMeasurement::new().load_mr_signer_from_processor()?,
+        ))
+        .build()?;
     let res = client.get("https://127.0.0.1:8000").send().await?;
     let data = res.text().await?;
 
diff --git a/examples/mratls_https_server.rs b/examples/mratls_https_server.rs
index 6da12c0..32fd52d 100644
--- a/examples/mratls_https_server.rs
+++ b/examples/mratls_https_server.rs
@@ -11,15 +11,16 @@ async fn index() -> String {
 async fn main() -> Result<(), Box<dyn std::error::Error>> {
     env_logger::init_from_env(env_logger::Env::default().default_filter_or("trace"));
 
-    let mrsigner_hex = "83E8A0C3ED045D9747ADE06C3BFC70FCA661A4A65FF79A800223621162A88B76";
-    let mut mrsigner = [0u8; 32];
-    hex::decode_to_slice(mrsigner_hex, &mut mrsigner)?;
+    // let mrsigner_hex = "83E8A0C3ED045D9747ADE06C3BFC70FCA661A4A65FF79A800223621162A88B76";
+    // let mut mrsigner = [0u8; 32];
+    // hex::decode_to_slice(mrsigner_hex, &mut mrsigner)?;
 
     HttpServer::new(|| App::new().service(index))
         .bind_ratls(
             SocketAddr::from(([127, 0, 0, 1], 8000)),
             RaTlsConfig::new().allow_instance_measurement(
-                InstanceMeasurement::new().with_mrsigners(vec![mrsigner]),
+                // InstanceMeasurement::new().with_mrsigners(vec![mrsigner]),
+                InstanceMeasurement::new().load_mr_signer_from_processor()?,
             ),
         )
         .unwrap()