diff --git a/parent-boot-3/pom.xml b/parent-boot-3/pom.xml
index ff615a565466..66dbc0d13196 100644
--- a/parent-boot-3/pom.xml
+++ b/parent-boot-3/pom.xml
@@ -227,7 +227,7 @@
         <maven-clean-plugin.version>3.2.0</maven-clean-plugin.version>
         <maven-compiler-plugin.version>3.12.1</maven-compiler-plugin.version>
         <maven-resources-plugin.version>3.3.0</maven-resources-plugin.version>
-        <spring-boot.version>3.3.2</spring-boot.version>
+        <spring-boot.version>3.4.0</spring-boot.version>
         <junit-jupiter.version>5.11.0-M2</junit-jupiter.version>
         <native-build-tools-plugin.version>0.9.17</native-build-tools-plugin.version>
     </properties>
diff --git a/spring-boot-modules/spring-boot-simple/src/main/java/com/baeldung/actuator/Application.java b/spring-boot-modules/spring-boot-simple/src/main/java/com/baeldung/actuator/Application.java
index 196f8bf3d248..881425f05f47 100644
--- a/spring-boot-modules/spring-boot-simple/src/main/java/com/baeldung/actuator/Application.java
+++ b/spring-boot-modules/spring-boot-simple/src/main/java/com/baeldung/actuator/Application.java
@@ -2,14 +2,12 @@
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
-import org.springframework.context.annotation.ComponentScan;
 
-@SpringBootApplication
-@ComponentScan(basePackages = "com.baeldung.actuator")
+@SpringBootApplication(scanBasePackages = "com.baeldung.actuator")
 public class Application {
 
     public static void main(String[] args) {
         SpringApplication.run(Application.class, args);
     }
 
-}
+}
\ No newline at end of file
diff --git a/spring-boot-modules/spring-boot-simple/src/main/java/com/baeldung/actuator/JobConfig.java b/spring-boot-modules/spring-boot-simple/src/main/java/com/baeldung/actuator/JobConfig.java
new file mode 100644
index 000000000000..1721e4c118a8
--- /dev/null
+++ b/spring-boot-modules/spring-boot-simple/src/main/java/com/baeldung/actuator/JobConfig.java
@@ -0,0 +1,29 @@
+package com.baeldung.actuator;
+
+import org.springframework.context.annotation.Configuration;
+import org.springframework.scheduling.annotation.EnableScheduling;
+import org.springframework.scheduling.annotation.Scheduled;
+
+@Configuration
+@EnableScheduling
+public class JobConfig {
+
+    @Scheduled(fixedDelay = 1000L)
+    public void scheduleFixedDelayTask() {
+        System.out.println(
+                "Fixed delay task - " + System.currentTimeMillis() / 1000);
+    }
+
+    @Scheduled(fixedRate = 1000L)
+    public void scheduleFixedRateTask() {
+        System.out.println(
+                "Fixed rate task - " + System.currentTimeMillis() / 1000);
+    }
+
+    @Scheduled(cron = "0 15 10 15 * ?")
+    public void scheduleTaskUsingCronExpression() {
+        long now = System.currentTimeMillis() / 1000;
+        System.out.println(
+                "schedule tasks using cron jobs - " + now);
+    }
+}
\ No newline at end of file
diff --git a/spring-boot-modules/spring-boot-simple/src/main/java/com/baeldung/actuator/SecurityConfig.java b/spring-boot-modules/spring-boot-simple/src/main/java/com/baeldung/actuator/SecurityConfig.java
new file mode 100644
index 000000000000..cd56067dd139
--- /dev/null
+++ b/spring-boot-modules/spring-boot-simple/src/main/java/com/baeldung/actuator/SecurityConfig.java
@@ -0,0 +1,21 @@
+package com.baeldung.actuator;
+
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.security.config.annotation.web.builders.HttpSecurity;
+import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
+import org.springframework.security.web.SecurityFilterChain;
+
+@Configuration
+@EnableWebSecurity
+public class SecurityConfig {
+
+    @Bean
+    public SecurityFilterChain securityWebFilterChain(HttpSecurity http) throws Exception {
+        return http
+          .authorizeHttpRequests(auth -> auth
+            .requestMatchers("/actuator/**").permitAll()
+            .anyRequest().authenticated())
+          .build();
+    }
+}
\ No newline at end of file