diff --git a/client/src/test/java/com/alibaba/nacos/client/config/AesCryptoTest.java b/client/src/test/java/com/alibaba/nacos/client/config/AesCryptoTest.java
new file mode 100644
index 00000000000..f753e7cda75
--- /dev/null
+++ b/client/src/test/java/com/alibaba/nacos/client/config/AesCryptoTest.java
@@ -0,0 +1,65 @@
+/*
+ *   Copyright 1999-2018 Alibaba Group Holding Ltd.
+ *
+ *   Licensed under the Apache License, Version 2.0 (the "License");
+ *   you may not use this file except in compliance with the License.
+ *   You may obtain a copy of the License at
+ *
+ *        http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *   Unless required by applicable law or agreed to in writing, software
+ *   distributed under the License is distributed on an "AS IS" BASIS,
+ *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *   See the License for the specific language governing permissions and
+ *   limitations under the License.
+ */
+
+package com.alibaba.nacos.client.config;
+
+import org.junit.Assert;
+import org.junit.Before;
+import org.junit.Test;
+
+/**
+ * AesCryptoTest.
+ *
+ * @author lixiaoshuang
+ */
+public class AesCryptoTest {
+    
+    private AesCrypto aesCrypto;
+    
+    private static final String CONTENT = "nacos";
+    
+    @Before
+    public void setUp() throws Exception {
+        aesCrypto = new AesCrypto();
+    }
+    
+    @Test
+    public void testEncrypt() {
+        String secretKey = aesCrypto.generateSecretKey();
+        String encrypt = aesCrypto.encrypt(secretKey, CONTENT);
+        Assert.assertNotNull(encrypt);
+    }
+    
+    @Test
+    public void testDecrypt() {
+        String secretKey = aesCrypto.generateSecretKey();
+        String encrypt = aesCrypto.encrypt(secretKey, CONTENT);
+        String decrypt = aesCrypto.decrypt(secretKey, encrypt);
+        Assert.assertNotNull(decrypt);
+    }
+    
+    @Test
+    public void testGenerateSecretKey() {
+        String secretKey = aesCrypto.generateSecretKey();
+        Assert.assertNotNull(secretKey);
+    }
+    
+    @Test
+    public void testNamed() {
+        String named = aesCrypto.named();
+        Assert.assertEquals(named, "aes");
+    }
+}