diff --git a/src/main/java/com/example/nto/exception/AuthorityNotFoundException.java b/src/main/java/com/example/nto/exception/AuthorityNotFoundException.java
new file mode 100644
index 0000000..6f971e1
--- /dev/null
+++ b/src/main/java/com/example/nto/exception/AuthorityNotFoundException.java
@@ -0,0 +1,7 @@
+package com.example.nto.exception;
+
+public class AuthorityNotFoundException extends RuntimeException {
+    public AuthorityNotFoundException(String message) {
+        super(message);
+    }
+}
diff --git a/src/main/java/com/example/nto/exception/EmailAlreadyExistsException.java b/src/main/java/com/example/nto/exception/EmailAlreadyExistsException.java
new file mode 100644
index 0000000..49cfbc0
--- /dev/null
+++ b/src/main/java/com/example/nto/exception/EmailAlreadyExistsException.java
@@ -0,0 +1,7 @@
+package com.example.nto.exception;
+
+public class EmailAlreadyExistsException extends RuntimeException {
+    public EmailAlreadyExistsException(String message) {
+        super(message);
+    }
+}
diff --git a/src/main/java/com/example/nto/exception/EntersNotFoundException.java b/src/main/java/com/example/nto/exception/EntersNotFoundException.java
new file mode 100644
index 0000000..eb74526
--- /dev/null
+++ b/src/main/java/com/example/nto/exception/EntersNotFoundException.java
@@ -0,0 +1,7 @@
+package com.example.nto.exception;
+
+public class EntersNotFoundException extends RuntimeException {
+    public EntersNotFoundException(String message) {
+        super(message);
+    }
+}
diff --git a/src/main/java/com/example/nto/exception/InvalidBirthDateException.java b/src/main/java/com/example/nto/exception/InvalidBirthDateException.java
new file mode 100644
index 0000000..8bd8a3e
--- /dev/null
+++ b/src/main/java/com/example/nto/exception/InvalidBirthDateException.java
@@ -0,0 +1,7 @@
+package com.example.nto.exception;
+
+public class InvalidBirthDateException extends RuntimeException {
+    public InvalidBirthDateException(String message) {
+        super(message);
+    }
+}
diff --git a/src/main/java/com/example/nto/exception/InvalidDescriptionException.java b/src/main/java/com/example/nto/exception/InvalidDescriptionException.java
new file mode 100644
index 0000000..b91c6a7
--- /dev/null
+++ b/src/main/java/com/example/nto/exception/InvalidDescriptionException.java
@@ -0,0 +1,7 @@
+package com.example.nto.exception;
+
+public class InvalidDescriptionException extends RuntimeException {
+    public InvalidDescriptionException(String message) {
+        super(message);
+    }
+}
diff --git a/src/main/java/com/example/nto/exception/InvalidNameException.java b/src/main/java/com/example/nto/exception/InvalidNameException.java
new file mode 100644
index 0000000..1cc2218
--- /dev/null
+++ b/src/main/java/com/example/nto/exception/InvalidNameException.java
@@ -0,0 +1,7 @@
+package com.example.nto.exception;
+
+public class InvalidNameException extends RuntimeException {
+    public InvalidNameException(String message) {
+        super(message);
+    }
+}
diff --git a/src/main/java/com/example/nto/exception/InvalidPasswordException.java b/src/main/java/com/example/nto/exception/InvalidPasswordException.java
new file mode 100644
index 0000000..ac6af7c
--- /dev/null
+++ b/src/main/java/com/example/nto/exception/InvalidPasswordException.java
@@ -0,0 +1,7 @@
+package com.example.nto.exception;
+
+public class InvalidPasswordException extends RuntimeException {
+    public InvalidPasswordException(String message) {
+        super(message);
+    }
+}
diff --git a/src/main/java/com/example/nto/exception/NoRequestBodyException.java b/src/main/java/com/example/nto/exception/NoRequestBodyException.java
new file mode 100644
index 0000000..f419b80
--- /dev/null
+++ b/src/main/java/com/example/nto/exception/NoRequestBodyException.java
@@ -0,0 +1,7 @@
+package com.example.nto.exception;
+
+public class NoRequestBodyException extends RuntimeException {
+    public NoRequestBodyException(String message) {
+        super(message);
+    }
+}
diff --git a/src/main/java/com/example/nto/exception/NoRequestParamsException.java b/src/main/java/com/example/nto/exception/NoRequestParamsException.java
new file mode 100644
index 0000000..c97af8e
--- /dev/null
+++ b/src/main/java/com/example/nto/exception/NoRequestParamsException.java
@@ -0,0 +1,7 @@
+package com.example.nto.exception;
+
+public class NoRequestParamsException extends RuntimeException {
+    public NoRequestParamsException(String message) {
+        super(message);
+    }
+}
diff --git a/src/main/java/com/example/nto/exception/OtherException.java b/src/main/java/com/example/nto/exception/OtherException.java
new file mode 100644
index 0000000..415d034
--- /dev/null
+++ b/src/main/java/com/example/nto/exception/OtherException.java
@@ -0,0 +1,7 @@
+package com.example.nto.exception;
+
+public class OtherException extends RuntimeException {
+    public OtherException(String message) {
+        super(message);
+    }
+}
diff --git a/src/main/java/com/example/nto/exception/UserHasNoCenterException.java b/src/main/java/com/example/nto/exception/UserHasNoCenterException.java
new file mode 100644
index 0000000..c887417
--- /dev/null
+++ b/src/main/java/com/example/nto/exception/UserHasNoCenterException.java
@@ -0,0 +1,7 @@
+package com.example.nto.exception;
+
+public class UserHasNoCenterException extends RuntimeException {
+    public UserHasNoCenterException(String message) {
+        super(message);
+    }
+}
diff --git a/src/main/java/com/example/nto/exception/UserNotFoundException.java b/src/main/java/com/example/nto/exception/UserNotFoundException.java
new file mode 100644
index 0000000..5db2624
--- /dev/null
+++ b/src/main/java/com/example/nto/exception/UserNotFoundException.java
@@ -0,0 +1,7 @@
+package com.example.nto.exception;
+
+public class UserNotFoundException extends RuntimeException {
+    public UserNotFoundException(String message) {
+        super(message);
+    }
+}
diff --git a/src/main/java/com/example/nto/exception/UsernameAlreadyExistsException.java b/src/main/java/com/example/nto/exception/UsernameAlreadyExistsException.java
new file mode 100644
index 0000000..52191f2
--- /dev/null
+++ b/src/main/java/com/example/nto/exception/UsernameAlreadyExistsException.java
@@ -0,0 +1,7 @@
+package com.example.nto.exception;
+
+public class UsernameAlreadyExistsException extends RuntimeException {
+    public UsernameAlreadyExistsException(String message) {
+        super(message);
+    }
+}
diff --git a/src/main/java/com/example/nto/exception/handler/GlobalExceptionHandler.java b/src/main/java/com/example/nto/exception/handler/GlobalExceptionHandler.java
new file mode 100644
index 0000000..238d928
--- /dev/null
+++ b/src/main/java/com/example/nto/exception/handler/GlobalExceptionHandler.java
@@ -0,0 +1,77 @@
+package com.example.nto.exception.handler;
+
+import com.example.nto.exception.*;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.ControllerAdvice;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+
+@ControllerAdvice
+public class GlobalExceptionHandler {
+
+    @ExceptionHandler(EntersNotFoundException.class)
+    public ResponseEntity<String> handleEntersNotFoundException(EntersNotFoundException e) {
+        return new ResponseEntity<>(e.getMessage(), HttpStatus.NOT_FOUND);
+    }
+
+    @ExceptionHandler(UserNotFoundException.class)
+    public ResponseEntity<String> handleUserNotFoundException(UserNotFoundException e) {
+        return new ResponseEntity<>(e.getMessage(), HttpStatus.NOT_FOUND);
+    }
+
+    @ExceptionHandler(UserHasNoCenterException.class)
+    public ResponseEntity<String> handleUserException(UserHasNoCenterException e) {
+        return new ResponseEntity<>(e.getMessage(), HttpStatus.CONFLICT);
+    }
+
+    @ExceptionHandler(NoRequestBodyException.class)
+    public ResponseEntity<String> handleNoRequestBodyException(NoRequestBodyException e) {
+        return new ResponseEntity<>(e.getMessage(), HttpStatus.BAD_REQUEST);
+    }
+
+    @ExceptionHandler(EmailAlreadyExistsException.class)
+    public ResponseEntity<String> handleEmailAlreadyExistsException(EmailAlreadyExistsException e) {
+        return new ResponseEntity<>(e.getMessage(), HttpStatus.CONFLICT);
+    }
+
+    @ExceptionHandler(NoRequestParamsException.class)
+    public ResponseEntity<String> handleNoRequestParamsException(NoRequestParamsException e) {
+        return new ResponseEntity<>(e.getMessage(), HttpStatus.BAD_REQUEST);
+    }
+
+    @ExceptionHandler(InvalidBirthDateException.class)
+    public ResponseEntity<String> handleInvalidBirthDateException(InvalidBirthDateException e) {
+        return new ResponseEntity<>(e.getMessage(), HttpStatus.BAD_REQUEST);
+    }
+
+    @ExceptionHandler(InvalidPasswordException.class)
+    public ResponseEntity<String> handleInvalidPasswordException(InvalidPasswordException e) {
+        return new ResponseEntity<>(e.getMessage(), HttpStatus.BAD_REQUEST);
+    }
+
+    @ExceptionHandler(InvalidNameException.class)
+    public ResponseEntity<String> handleInvalidNameException(InvalidNameException e) {
+        return new ResponseEntity<>(e.getMessage(), HttpStatus.BAD_REQUEST);
+    }
+
+    @ExceptionHandler(InvalidDescriptionException.class)
+    public ResponseEntity<String> handleInvalidDescriptionException(InvalidDescriptionException e) {
+        return new ResponseEntity<>(e.getMessage(), HttpStatus.BAD_REQUEST);
+    }
+
+    @ExceptionHandler(OtherException.class)
+    public ResponseEntity<String> handleOtherException(OtherException e) {
+        return new ResponseEntity<>(e.getMessage(), HttpStatus.INTERNAL_SERVER_ERROR);
+    }
+
+    @ExceptionHandler(UsernameAlreadyExistsException.class)
+    public ResponseEntity<String> handleUsernameAlreadyExistsException(UsernameAlreadyExistsException e) {
+        return new ResponseEntity<>(e.getMessage(), HttpStatus.CONFLICT);
+    }
+
+    @ExceptionHandler(AuthorityNotFoundException.class)
+    public ResponseEntity<String> handleAuthorityNotFoundException(AuthorityNotFoundException e) {
+        return new ResponseEntity<>(e.getMessage(), HttpStatus.NOT_FOUND);
+    }
+
+}