diff --git a/web3-credential-server/src/main/java/web3/controller/Identity/IdentityController.java b/web3-credential-server/src/main/java/web3/controller/Identity/IdentityController.java
new file mode 100644
index 0000000..3d10094
--- /dev/null
+++ b/web3-credential-server/src/main/java/web3/controller/Identity/IdentityController.java
@@ -0,0 +1,2 @@
+package web3.controller.Identity;public class IdentityController {
+}
diff --git a/web3-credential-server/src/main/java/web3/service/Identity/IdentityService.java b/web3-credential-server/src/main/java/web3/service/Identity/IdentityService.java
new file mode 100644
index 0000000..90fcc4d
--- /dev/null
+++ b/web3-credential-server/src/main/java/web3/service/Identity/IdentityService.java
@@ -0,0 +1,2 @@
+package web3.service.Identity;public class IdentityService {
+}
diff --git a/web3-credential-server/src/main/java/web3/service/dto/Identity/StudentCertificationDto.java b/web3-credential-server/src/main/java/web3/service/dto/Identity/StudentCertificationDto.java
new file mode 100644
index 0000000..83a629a
--- /dev/null
+++ b/web3-credential-server/src/main/java/web3/service/dto/Identity/StudentCertificationDto.java
@@ -0,0 +1,2 @@
+package web3.service.dto.Identity;public class StudentCertificationDto {
+}