diff --git a/src/main/java/org/cerberus/controllers/ApplicationController.java b/src/main/java/org/cerberus/controllers/ApplicationController.java
index 6acd6e4..b684ada 100644
--- a/src/main/java/org/cerberus/controllers/ApplicationController.java
+++ b/src/main/java/org/cerberus/controllers/ApplicationController.java
@@ -1,6 +1,7 @@
 package org.cerberus.controllers;
 
 import com.fasterxml.jackson.annotation.JsonView;
+import org.cerberus.core.exceptions.UnauthorizedException;
 import org.cerberus.entities.dto.View;
 import org.cerberus.entities.persistence.Application;
 import org.cerberus.entities.persistence.User;
@@ -19,7 +20,6 @@ import static org.cerberus.services.DaemonHandlingService.Action.*;
 
 @RestController
 @RequestMapping("/api/applications")
-@SuppressWarnings("unused")
 public class ApplicationController {
     private ApplicationService service;
     private SecurityService securityService;
@@ -39,8 +39,10 @@ public class ApplicationController {
     @GetMapping
     @JsonView({View.ApplicationDTO.class})
     public List<Application> findAll(Principal connectedUser) {
-        securityService.getAdminUser(connectedUser);
-        return service.findAll();
+        User user = securityService.getUserByPrincipal(connectedUser)
+                .orElseThrow(() -> new UnauthorizedException(""));
+
+        return service.findAll(user);
     }
 
     @PostMapping
diff --git a/src/main/java/org/cerberus/controllers/ConfigurationFileController.java b/src/main/java/org/cerberus/controllers/ConfigurationFileController.java
index 42e8e1d..9a9f94e 100644
--- a/src/main/java/org/cerberus/controllers/ConfigurationFileController.java
+++ b/src/main/java/org/cerberus/controllers/ConfigurationFileController.java
@@ -9,6 +9,7 @@ import org.springframework.http.HttpStatus;
 import org.springframework.web.bind.annotation.*;
 
 import java.security.Principal;
+import java.util.List;
 import java.util.UUID;
 
 import static org.cerberus.core.constant.RoleSecurity.ADMIN;
@@ -16,7 +17,6 @@ import static org.cerberus.core.constant.RoleSecurity.MAINTAINER;
 
 @RestController
 @RequestMapping("/api/applications/{applicationId}/configurationFile")
-@SuppressWarnings("unused")
 public class ConfigurationFileController {
     private ConfigurationFileService service;
     private SecurityService securityService;
@@ -36,6 +36,18 @@ public class ConfigurationFileController {
         return service.findByApplicationIdAndId(applicationId, configurationFileId);
     }
 
+    /**
+     * Returns all the configuration files associates to the application that id is given in parameters.
+     * @return The configuration files but without their content.
+     */
+    @GetMapping
+    @JsonView({View.ConfigurationFileDTO.class})
+    public List<ConfigurationFile> getAllByApplication(@PathVariable("applicationId") UUID applicationId,
+                                                       Principal connectedUser) {
+        securityService.checkHasAnyRole(connectedUser, applicationId, ADMIN, MAINTAINER);
+        return service.findAllByApplicationId(applicationId);
+    }
+
     @PostMapping
     @JsonView({View.ConfigurationFileDTO.class})
     public ConfigurationFile create(@PathVariable("applicationId") UUID applicationId,
diff --git a/src/main/java/org/cerberus/core/constant/ResultCode.java b/src/main/java/org/cerberus/core/constant/ResultCode.java
index a79053b..75b1250 100644
--- a/src/main/java/org/cerberus/core/constant/ResultCode.java
+++ b/src/main/java/org/cerberus/core/constant/ResultCode.java
@@ -8,7 +8,7 @@ public enum ResultCode {
 	
 	private int val;
 	
-	private ResultCode(final int pVal) {
+	ResultCode(final int pVal) {
 		val = pVal;
 	}
 	
diff --git a/src/main/java/org/cerberus/core/constant/Role.java b/src/main/java/org/cerberus/core/constant/Role.java
index eda8add..6fa5fbe 100644
--- a/src/main/java/org/cerberus/core/constant/Role.java
+++ b/src/main/java/org/cerberus/core/constant/Role.java
@@ -2,5 +2,5 @@ package org.cerberus.core.constant;
 
 public enum Role {
     VIEWER,
-    MAINTAINER;
+    MAINTAINER
 }
diff --git a/src/main/java/org/cerberus/core/exceptions/BusinessException.java b/src/main/java/org/cerberus/core/exceptions/BusinessException.java
index ff89a73..016b01b 100644
--- a/src/main/java/org/cerberus/core/exceptions/BusinessException.java
+++ b/src/main/java/org/cerberus/core/exceptions/BusinessException.java
@@ -11,4 +11,9 @@ abstract class BusinessException extends RuntimeException {
     BusinessException(String message, Throwable cause) {
         super(message, cause);
     }
+
+    @Override
+    public StackTraceElement[] getStackTrace() {
+        return null;
+    }
 }
diff --git a/src/main/java/org/cerberus/core/exceptions/UnauthorizedException.java b/src/main/java/org/cerberus/core/exceptions/UnauthorizedException.java
new file mode 100644
index 0000000..e1cb49c
--- /dev/null
+++ b/src/main/java/org/cerberus/core/exceptions/UnauthorizedException.java
@@ -0,0 +1,15 @@
+package org.cerberus.core.exceptions;
+
+import org.springframework.http.HttpStatus;
+import org.springframework.web.bind.annotation.ResponseStatus;
+
+@ResponseStatus(value = HttpStatus.UNAUTHORIZED)
+public class UnauthorizedException extends BusinessException {
+    public UnauthorizedException(String message) {
+        super(message);
+    }
+
+    public UnauthorizedException(String message, Throwable cause) {
+        super(message, cause);
+    }
+}
diff --git a/src/main/java/org/cerberus/repositories/ApplicationRepository.java b/src/main/java/org/cerberus/repositories/ApplicationRepository.java
index 94a89ec..d1c073e 100644
--- a/src/main/java/org/cerberus/repositories/ApplicationRepository.java
+++ b/src/main/java/org/cerberus/repositories/ApplicationRepository.java
@@ -6,6 +6,7 @@ import org.springframework.data.jpa.repository.Query;
 import org.springframework.data.repository.query.Param;
 import org.springframework.stereotype.Repository;
 
+import java.util.List;
 import java.util.UUID;
 
 @Repository
@@ -15,4 +16,7 @@ public interface ApplicationRepository extends JpaRepository<Application, UUID>
 
     @Query(value = "SELECT EXISTS(SELECT id FROM application WHERE service_name = :serviceName)", nativeQuery = true)
     boolean existsByServiceName(@Param("serviceName") String serviceName);
+
+    @Query("SELECT a FROM Application a JOIN a.administratorList adm WHERE adm.user.id = :userId")
+    List<Application> getByUserId(@Param("userId") UUID userId);
 }
diff --git a/src/main/java/org/cerberus/repositories/ConfigurationFileRepository.java b/src/main/java/org/cerberus/repositories/ConfigurationFileRepository.java
index 68d36f9..c614621 100644
--- a/src/main/java/org/cerberus/repositories/ConfigurationFileRepository.java
+++ b/src/main/java/org/cerberus/repositories/ConfigurationFileRepository.java
@@ -6,6 +6,7 @@ import org.springframework.data.jpa.repository.Query;
 import org.springframework.data.repository.query.Param;
 import org.springframework.stereotype.Repository;
 
+import java.util.List;
 import java.util.UUID;
 
 @Repository
@@ -18,4 +19,7 @@ public interface ConfigurationFileRepository extends JpaRepository<Configuration
             "AND application_id = :applicationId)", nativeQuery = true)
     boolean doesBelongToApplication(@Param("configurationFileId") UUID configurationFileId,
                                     @Param("applicationId") UUID applicationId);
+
+    @Query("SELECT cf FROM ConfigurationFile cf WHERE cf.application.id = :applicationId")
+    List<ConfigurationFile> findAllByApplicationId(@Param("applicationId") UUID applicationId);
 }
diff --git a/src/main/java/org/cerberus/services/ApplicationService.java b/src/main/java/org/cerberus/services/ApplicationService.java
index 090d7a6..96eab65 100644
--- a/src/main/java/org/cerberus/services/ApplicationService.java
+++ b/src/main/java/org/cerberus/services/ApplicationService.java
@@ -16,10 +16,10 @@ import static org.cerberus.core.utils.StringUtils.concat;
 
 @Service
 public class ApplicationService extends AbstractService<Application> {
-    private ApplicationRepository repository;
-    private ApplicationRoleService applicationRoleService;
-    private ApplicationValidator validator;
-    private DaemonHandlingService daemonHandlingService;
+    private final ApplicationRepository repository;
+    private final ApplicationRoleService applicationRoleService;
+    private final ApplicationValidator validator;
+    private final DaemonHandlingService daemonHandlingService;
 
     ApplicationService(ApplicationRepository repository,
                        ApplicationRoleService applicationRoleService,
@@ -35,6 +35,7 @@ public class ApplicationService extends AbstractService<Application> {
     @Transactional
     public Application create(Application application, User user) {
         validator.validate(application);
+        validator.sanitize(application);
 
         if(repository.existsByName(application.getName())) {
             throw new BadRequestException(concat("The application ", application.getName(), " already exists."));
@@ -78,7 +79,15 @@ public class ApplicationService extends AbstractService<Application> {
         return daemonHandlingService.getStatus(findByIdOrElseThrow(applicationId));
     }
 
-    public List<Application> findAll() {
-        return repository.findAll();
+    public List<Application> findAll(User user) {
+        List<Application> result;
+
+        if(user.isAdmin()) {
+            result = repository.findAll();
+        } else {
+            result = repository.getByUserId(user.getId());
+        }
+
+        return result;
     }
 }
diff --git a/src/main/java/org/cerberus/services/ConfigurationFileService.java b/src/main/java/org/cerberus/services/ConfigurationFileService.java
index 72bf9c6..46308c6 100644
--- a/src/main/java/org/cerberus/services/ConfigurationFileService.java
+++ b/src/main/java/org/cerberus/services/ConfigurationFileService.java
@@ -11,6 +11,7 @@ import org.springframework.stereotype.Service;
 import java.io.IOException;
 import java.nio.file.Files;
 import java.nio.file.Paths;
+import java.util.List;
 import java.util.UUID;
 
 import static org.cerberus.core.utils.StringUtils.concat;
@@ -46,6 +47,18 @@ public class ConfigurationFileService extends AbstractService<ConfigurationFile>
         return configurationFile;
     }
 
+    /**
+     * Returns all the configuration files associates to the application that id is given in parameters.
+     * @return The configuration files but without their content.
+     */
+    public List<ConfigurationFile> findAllByApplicationId(UUID applicationId) {
+        if(!applicationService.existsById(applicationId)) {
+            throwNotFoundException();
+        }
+
+        return repository.findAllByApplicationId(applicationId);
+    }
+
     public ConfigurationFile create(UUID applicationId, ConfigurationFile configurationFile) {
         return save(applicationId, configurationFile, false);
     }