diff --git a/samples/boot/findbyusername/src/main/resources/logback.xml b/samples/boot/findbyusername/src/main/resources/logback.xml
deleted file mode 100644
index b0b65dbb..00000000
--- a/samples/boot/findbyusername/src/main/resources/logback.xml
+++ /dev/null
@@ -1,14 +0,0 @@
-<configuration>
-	<appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
-	<encoder>
-		<pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n</pattern>
-	</encoder>
-	</appender>
-
-	<!-- <logger name="org.springframework.security" level="DEBUG"/> -->
-
-	<root level="WARN">
-	<appender-ref ref="STDOUT" />
-	</root>
-
-</configuration>
diff --git a/samples/boot/jdbc/src/main/resources/logback.xml b/samples/boot/jdbc/src/main/resources/logback.xml
deleted file mode 100644
index b0b65dbb..00000000
--- a/samples/boot/jdbc/src/main/resources/logback.xml
+++ /dev/null
@@ -1,14 +0,0 @@
-<configuration>
-	<appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
-	<encoder>
-		<pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n</pattern>
-	</encoder>
-	</appender>
-
-	<!-- <logger name="org.springframework.security" level="DEBUG"/> -->
-
-	<root level="WARN">
-	<appender-ref ref="STDOUT" />
-	</root>
-
-</configuration>
diff --git a/samples/boot/redis-json/src/main/resources/logback.xml b/samples/boot/redis-json/src/main/resources/logback.xml
deleted file mode 100644
index b0b65dbb..00000000
--- a/samples/boot/redis-json/src/main/resources/logback.xml
+++ /dev/null
@@ -1,14 +0,0 @@
-<configuration>
-	<appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
-	<encoder>
-		<pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n</pattern>
-	</encoder>
-	</appender>
-
-	<!-- <logger name="org.springframework.security" level="DEBUG"/> -->
-
-	<root level="WARN">
-	<appender-ref ref="STDOUT" />
-	</root>
-
-</configuration>
diff --git a/samples/boot/redis/src/main/resources/logback.xml b/samples/boot/redis/src/main/resources/logback.xml
deleted file mode 100644
index b0b65dbb..00000000
--- a/samples/boot/redis/src/main/resources/logback.xml
+++ /dev/null
@@ -1,14 +0,0 @@
-<configuration>
-	<appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
-	<encoder>
-		<pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n</pattern>
-	</encoder>
-	</appender>
-
-	<!-- <logger name="org.springframework.security" level="DEBUG"/> -->
-
-	<root level="WARN">
-	<appender-ref ref="STDOUT" />
-	</root>
-
-</configuration>
diff --git a/samples/boot/websocket/src/main/resources/logback.xml b/samples/boot/websocket/src/main/resources/logback.xml
deleted file mode 100644
index b0b65dbb..00000000
--- a/samples/boot/websocket/src/main/resources/logback.xml
+++ /dev/null
@@ -1,14 +0,0 @@
-<configuration>
-	<appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
-	<encoder>
-		<pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n</pattern>
-	</encoder>
-	</appender>
-
-	<!-- <logger name="org.springframework.security" level="DEBUG"/> -->
-
-	<root level="WARN">
-	<appender-ref ref="STDOUT" />
-	</root>
-
-</configuration>
diff --git a/samples/javaconfig/custom-cookie/src/main/resources/logback.xml b/samples/javaconfig/custom-cookie/src/main/resources/logback.xml
index b0b65dbb..20e90221 100644
--- a/samples/javaconfig/custom-cookie/src/main/resources/logback.xml
+++ b/samples/javaconfig/custom-cookie/src/main/resources/logback.xml
@@ -7,7 +7,7 @@
 
 	<!-- <logger name="org.springframework.security" level="DEBUG"/> -->
 
-	<root level="WARN">
+	<root level="INFO">
 	<appender-ref ref="STDOUT" />
 	</root>
 
diff --git a/samples/javaconfig/hazelcast/src/main/resources/logback.xml b/samples/javaconfig/hazelcast/src/main/resources/logback.xml
index b0b65dbb..20e90221 100644
--- a/samples/javaconfig/hazelcast/src/main/resources/logback.xml
+++ b/samples/javaconfig/hazelcast/src/main/resources/logback.xml
@@ -7,7 +7,7 @@
 
 	<!-- <logger name="org.springframework.security" level="DEBUG"/> -->
 
-	<root level="WARN">
+	<root level="INFO">
 	<appender-ref ref="STDOUT" />
 	</root>
 
diff --git a/samples/javaconfig/jdbc/src/main/resources/logback.xml b/samples/javaconfig/jdbc/src/main/resources/logback.xml
index b0b65dbb..20e90221 100644
--- a/samples/javaconfig/jdbc/src/main/resources/logback.xml
+++ b/samples/javaconfig/jdbc/src/main/resources/logback.xml
@@ -7,7 +7,7 @@
 
 	<!-- <logger name="org.springframework.security" level="DEBUG"/> -->
 
-	<root level="WARN">
+	<root level="INFO">
 	<appender-ref ref="STDOUT" />
 	</root>
 
diff --git a/samples/javaconfig/redis/src/main/resources/logback.xml b/samples/javaconfig/redis/src/main/resources/logback.xml
index b0b65dbb..20e90221 100644
--- a/samples/javaconfig/redis/src/main/resources/logback.xml
+++ b/samples/javaconfig/redis/src/main/resources/logback.xml
@@ -7,7 +7,7 @@
 
 	<!-- <logger name="org.springframework.security" level="DEBUG"/> -->
 
-	<root level="WARN">
+	<root level="INFO">
 	<appender-ref ref="STDOUT" />
 	</root>
 
diff --git a/samples/javaconfig/rest/src/main/resources/logback.xml b/samples/javaconfig/rest/src/main/resources/logback.xml
index b0b65dbb..20e90221 100644
--- a/samples/javaconfig/rest/src/main/resources/logback.xml
+++ b/samples/javaconfig/rest/src/main/resources/logback.xml
@@ -7,7 +7,7 @@
 
 	<!-- <logger name="org.springframework.security" level="DEBUG"/> -->
 
-	<root level="WARN">
+	<root level="INFO">
 	<appender-ref ref="STDOUT" />
 	</root>
 
diff --git a/samples/javaconfig/security/src/main/resources/logback.xml b/samples/javaconfig/security/src/main/resources/logback.xml
index b0b65dbb..20e90221 100644
--- a/samples/javaconfig/security/src/main/resources/logback.xml
+++ b/samples/javaconfig/security/src/main/resources/logback.xml
@@ -7,7 +7,7 @@
 
 	<!-- <logger name="org.springframework.security" level="DEBUG"/> -->
 
-	<root level="WARN">
+	<root level="INFO">
 	<appender-ref ref="STDOUT" />
 	</root>
 
diff --git a/samples/javaconfig/users/src/main/resources/logback.xml b/samples/javaconfig/users/src/main/resources/logback.xml
index b0b65dbb..20e90221 100644
--- a/samples/javaconfig/users/src/main/resources/logback.xml
+++ b/samples/javaconfig/users/src/main/resources/logback.xml
@@ -7,7 +7,7 @@
 
 	<!-- <logger name="org.springframework.security" level="DEBUG"/> -->
 
-	<root level="WARN">
+	<root level="INFO">
 	<appender-ref ref="STDOUT" />
 	</root>
 
diff --git a/samples/misc/grails3/src/main/resources/logback.xml b/samples/misc/grails3/src/main/resources/logback.xml
index b0b65dbb..20e90221 100644
--- a/samples/misc/grails3/src/main/resources/logback.xml
+++ b/samples/misc/grails3/src/main/resources/logback.xml
@@ -7,7 +7,7 @@
 
 	<!-- <logger name="org.springframework.security" level="DEBUG"/> -->
 
-	<root level="WARN">
+	<root level="INFO">
 	<appender-ref ref="STDOUT" />
 	</root>
 
diff --git a/samples/misc/hazelcast/src/main/resources/logback.xml b/samples/misc/hazelcast/src/main/resources/logback.xml
index b0b65dbb..20e90221 100644
--- a/samples/misc/hazelcast/src/main/resources/logback.xml
+++ b/samples/misc/hazelcast/src/main/resources/logback.xml
@@ -7,7 +7,7 @@
 
 	<!-- <logger name="org.springframework.security" level="DEBUG"/> -->
 
-	<root level="WARN">
+	<root level="INFO">
 	<appender-ref ref="STDOUT" />
 	</root>
 
diff --git a/samples/xml/jdbc/src/main/resources/logback.xml b/samples/xml/jdbc/src/main/resources/logback.xml
index b0b65dbb..20e90221 100644
--- a/samples/xml/jdbc/src/main/resources/logback.xml
+++ b/samples/xml/jdbc/src/main/resources/logback.xml
@@ -7,7 +7,7 @@
 
 	<!-- <logger name="org.springframework.security" level="DEBUG"/> -->
 
-	<root level="WARN">
+	<root level="INFO">
 	<appender-ref ref="STDOUT" />
 	</root>
 
diff --git a/samples/xml/redis/src/main/resources/logback.xml b/samples/xml/redis/src/main/resources/logback.xml
index b0b65dbb..20e90221 100644
--- a/samples/xml/redis/src/main/resources/logback.xml
+++ b/samples/xml/redis/src/main/resources/logback.xml
@@ -7,7 +7,7 @@
 
 	<!-- <logger name="org.springframework.security" level="DEBUG"/> -->
 
-	<root level="WARN">
+	<root level="INFO">
 	<appender-ref ref="STDOUT" />
 	</root>