diff --git a/src/main/java/com/epam/izh/rd/online/exception/NotAccessException.java b/src/main/java/com/epam/izh/rd/online/exception/NotAccessException.java
new file mode 100644
index 0000000..22ea8d8
--- /dev/null
+++ b/src/main/java/com/epam/izh/rd/online/exception/NotAccessException.java
@@ -0,0 +1,6 @@
+package com.epam.izh.rd.online.exception;
+
+public class NotAccessException extends Throwable {
+    public NotAccessException(String message) {
+    }
+}
diff --git a/src/main/java/com/epam/izh/rd/online/exception/NotCorrectPasswordException.java b/src/main/java/com/epam/izh/rd/online/exception/NotCorrectPasswordException.java
new file mode 100644
index 0000000..4ed3c3c
--- /dev/null
+++ b/src/main/java/com/epam/izh/rd/online/exception/NotCorrectPasswordException.java
@@ -0,0 +1,6 @@
+package com.epam.izh.rd.online.exception;
+
+public class NotCorrectPasswordException extends Throwable {
+    public NotCorrectPasswordException(String s) {
+    }
+}
diff --git a/src/main/java/com/epam/izh/rd/online/exception/SimplePasswordException.java b/src/main/java/com/epam/izh/rd/online/exception/SimplePasswordException.java
new file mode 100644
index 0000000..ad55d8b
--- /dev/null
+++ b/src/main/java/com/epam/izh/rd/online/exception/SimplePasswordException.java
@@ -0,0 +1,6 @@
+package com.epam.izh.rd.online.exception;
+
+public class SimplePasswordException extends Throwable {
+    public SimplePasswordException(String message) {
+    }
+}
diff --git a/src/main/java/com/epam/izh/rd/online/exception/UserAlreadyRegisteredException.java b/src/main/java/com/epam/izh/rd/online/exception/UserAlreadyRegisteredException.java
new file mode 100644
index 0000000..2a738b1
--- /dev/null
+++ b/src/main/java/com/epam/izh/rd/online/exception/UserAlreadyRegisteredException.java
@@ -0,0 +1,6 @@
+package com.epam.izh.rd.online.exception;
+
+public class UserAlreadyRegisteredException extends Throwable {
+    public UserAlreadyRegisteredException(String s) {
+    }
+}
diff --git a/src/main/java/com/epam/izh/rd/online/exception/UserNotFoundException.java b/src/main/java/com/epam/izh/rd/online/exception/UserNotFoundException.java
new file mode 100644
index 0000000..9443300
--- /dev/null
+++ b/src/main/java/com/epam/izh/rd/online/exception/UserNotFoundException.java
@@ -0,0 +1,7 @@
+package com.epam.izh.rd.online.exception;
+
+public class UserNotFoundException extends Throwable {
+
+    public UserNotFoundException(String s) {
+    }
+}
diff --git a/src/main/java/com/epam/izh/rd/online/service/AuthenticationService.java b/src/main/java/com/epam/izh/rd/online/service/AuthenticationService.java
index bcb09a7..a352b63 100644
--- a/src/main/java/com/epam/izh/rd/online/service/AuthenticationService.java
+++ b/src/main/java/com/epam/izh/rd/online/service/AuthenticationService.java
@@ -1,6 +1,8 @@
 package com.epam.izh.rd.online.service;
 
 import com.epam.izh.rd.online.entity.User;
+import com.epam.izh.rd.online.exception.NotCorrectPasswordException;
+import com.epam.izh.rd.online.exception.UserNotFoundException;
 import com.epam.izh.rd.online.repository.IUserRepository;
 
 public class AuthenticationService implements IAuthenticationService {
@@ -25,13 +27,19 @@ public AuthenticationService(IUserRepository userRepository) {
      * @param user - пользователь проходящий авторизацию
      */
     @Override
-    public User login(User user) {
+    public User login(User user) throws UserNotFoundException, NotCorrectPasswordException {
         // Находим пользователя в базе
         User foundUser = userRepository.findByLogin(user.getLogin());
 
         //
         // Здесь необходимо реализовать перечисленные выше проверки
         //
+        if (foundUser == null) {
+            throw new UserNotFoundException("Пользователь с таким логином не найден");
+        }
+        if (!foundUser.getPassword().equals(user.getPassword())) {
+            throw new NotCorrectPasswordException("Пароль введен неверно!");
+        }
 
         // Устанавливаем найденного пользователя, который прошел все проверки, как вошедшего в систему.
         CurrentUserManager.setCurrentLoggedInUser(foundUser);
diff --git a/src/main/java/com/epam/izh/rd/online/service/IAuthenticationService.java b/src/main/java/com/epam/izh/rd/online/service/IAuthenticationService.java
index 3f296c3..7840306 100644
--- a/src/main/java/com/epam/izh/rd/online/service/IAuthenticationService.java
+++ b/src/main/java/com/epam/izh/rd/online/service/IAuthenticationService.java
@@ -1,9 +1,11 @@
 package com.epam.izh.rd.online.service;
 
 import com.epam.izh.rd.online.entity.User;
+import com.epam.izh.rd.online.exception.NotCorrectPasswordException;
+import com.epam.izh.rd.online.exception.UserNotFoundException;
 
 public interface IAuthenticationService {
-    User login(User user);
+    User login(User user) throws UserNotFoundException, NotCorrectPasswordException;
 
     void logout();
 }
diff --git a/src/main/java/com/epam/izh/rd/online/service/IUserService.java b/src/main/java/com/epam/izh/rd/online/service/IUserService.java
index de62d43..5cc0fcb 100644
--- a/src/main/java/com/epam/izh/rd/online/service/IUserService.java
+++ b/src/main/java/com/epam/izh/rd/online/service/IUserService.java
@@ -1,10 +1,13 @@
 package com.epam.izh.rd.online.service;
 
 import com.epam.izh.rd.online.entity.User;
+import com.epam.izh.rd.online.exception.NotAccessException;
+import com.epam.izh.rd.online.exception.SimplePasswordException;
+import com.epam.izh.rd.online.exception.UserAlreadyRegisteredException;
 
 public interface IUserService {
 
-    User register(User user);
+    User register(User user) throws UserAlreadyRegisteredException, SimplePasswordException;
 
-    void delete(String login);
+    void delete(String login) throws NotAccessException;
 }
diff --git a/src/main/java/com/epam/izh/rd/online/service/UserService.java b/src/main/java/com/epam/izh/rd/online/service/UserService.java
index 78c39ed..1ef3668 100644
--- a/src/main/java/com/epam/izh/rd/online/service/UserService.java
+++ b/src/main/java/com/epam/izh/rd/online/service/UserService.java
@@ -1,6 +1,9 @@
 package com.epam.izh.rd.online.service;
 
 import com.epam.izh.rd.online.entity.User;
+import com.epam.izh.rd.online.exception.NotAccessException;
+import com.epam.izh.rd.online.exception.SimplePasswordException;
+import com.epam.izh.rd.online.exception.UserAlreadyRegisteredException;
 import com.epam.izh.rd.online.repository.IUserRepository;
 import com.epam.izh.rd.online.repository.UserRepository;
 
@@ -30,11 +33,22 @@ public UserService(IUserRepository userRepository) {
      * @param user - даныне регистрирующегося пользователя
      */
     @Override
-    public User register(User user) {
+    public User register(User user) throws UserAlreadyRegisteredException, SimplePasswordException {
 
         //
         // Здесь необходимо реализовать перечисленные выше проверки
         //
+        if (user.getLogin() == null || user.getLogin().isEmpty() || user.getPassword() == null || user.getPassword().isEmpty()) {
+            throw new IllegalArgumentException("Ошибка в заполнении полей");
+        }
+
+        if (userRepository.findByLogin(user.getLogin()) != null) {
+            throw new UserAlreadyRegisteredException("Пользователь с логином " + user.getLogin() + "уже зарегистрирован");
+        }
+
+        if (user.getPassword().matches("\\d*")) {
+            throw new SimplePasswordException("Пароль не соответствует требованиям безопасности");
+        }
 
         // Если все проверки успешно пройдены, сохраняем пользователя в базу
         return userRepository.save(user);
@@ -56,14 +70,16 @@ public User register(User user) {
      * Название вашего исключения должно быть следующее - NotAccessException и текст сообщения должен
      * быть "Недостаточно прав для выполнения операции"
      *
-     * @param login
+     * @param login - логин удаляющего пользователя
      */
-    public void delete(String login) {
+    public void delete(String login) throws NotAccessException {
 
         // Здесь необходимо сделать доработку метод
-
+        try {
             userRepository.deleteByLogin(login);
-
+        } catch (UnsupportedOperationException e) {
+            throw new NotAccessException("Недостаточно прав для выполнения операции");
+        }
         // Здесь необходимо сделать доработку метода
 
     }
diff --git a/src/test/java/com/epam/izh/rd/online/UserServiceTest.java b/src/test/java/com/epam/izh/rd/online/UserServiceTest.java
index 8756e39..2700f20 100644
--- a/src/test/java/com/epam/izh/rd/online/UserServiceTest.java
+++ b/src/test/java/com/epam/izh/rd/online/UserServiceTest.java
@@ -1,11 +1,11 @@
 package com.epam.izh.rd.online;
 
 import com.epam.izh.rd.online.entity.User;
+import com.epam.izh.rd.online.exception.SimplePasswordException;
+import com.epam.izh.rd.online.exception.UserAlreadyRegisteredException;
 import com.epam.izh.rd.online.repository.IUserRepository;
 import com.epam.izh.rd.online.repository.UserRepository;
-import com.epam.izh.rd.online.service.CurrentUserManager;
-import com.epam.izh.rd.online.service.IUserService;
-import com.epam.izh.rd.online.service.UserService;
+import com.epam.izh.rd.online.service.*;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.DisplayName;
 import org.junit.jupiter.api.Test;
@@ -39,10 +39,14 @@ void testRegisterCase1(User user) {
 
     @Test
     @DisplayName("Тест метода IUserService.register(User user) кейс 2")
-    void testRegisterCase2() throws Exception {
+    void testRegisterCase2() {
         User user = Providers.getUser();
 
-        userService.register(user);
+        try {
+            userService.register(user);
+        } catch (UserAlreadyRegisteredException | SimplePasswordException e) {
+            e.printStackTrace();
+        }
         assertion.assertThrowsWithClassName("UserAlreadyRegisteredException", () -> userService.register(user),
                 "Пользователь с логином " + user.getLogin() + " уже зарегистрирован");
     }