diff --git a/src/main/kotlin/roomescape/auth/exception/AuthErrorCode.kt b/src/main/kotlin/roomescape/auth/exception/AuthErrorCode.kt
new file mode 100644
index 00000000..6a502945
--- /dev/null
+++ b/src/main/kotlin/roomescape/auth/exception/AuthErrorCode.kt
@@ -0,0 +1,18 @@
+package roomescape.auth.exception
+
+import org.springframework.http.HttpStatus
+import roomescape.common.exception.ErrorCode
+
+enum class AuthErrorCode(
+        override val httpStatus: HttpStatus,
+        override val errorCode: String,
+        override val message: String,
+): ErrorCode {
+    LOGIN_REQUIRED(HttpStatus.UNAUTHORIZED, "A001", "로그인이 필요해요."),
+    LOGIN_FAILED(HttpStatus.UNAUTHORIZED, "A002", "로그인에 실패했어요."),
+    TOKEN_NOT_FOUND(HttpStatus.UNAUTHORIZED, "A003", "인증 토큰이 없어요."),
+    INVALID_TOKEN(HttpStatus.UNAUTHORIZED, "A004", "유효하지 않은 토큰이에요."),
+    EXPIRED_TOKEN(HttpStatus.UNAUTHORIZED, "A005", "토큰이 만료됐어요."),
+    USER_NOT_FOUND_FROM_TOKEN(HttpStatus.UNAUTHORIZED, "A006", "토큰으로 회원 정보를 찾을 수 없어요."),
+    ACCESS_DENIED(HttpStatus.FORBIDDEN, "A007", "접근 권한이 없어요."),
+}
diff --git a/src/main/kotlin/roomescape/auth/exception/AuthException.kt b/src/main/kotlin/roomescape/auth/exception/AuthException.kt
new file mode 100644
index 00000000..4704f64d
--- /dev/null
+++ b/src/main/kotlin/roomescape/auth/exception/AuthException.kt
@@ -0,0 +1,8 @@
+package roomescape.auth.exception
+
+import roomescape.common.exception.RoomException
+
+class AuthException(
+        override val errorCode: AuthErrorCode,
+        override val message: String? = errorCode.message
+) : RoomException(errorCode, message)