diff --git a/nl-verify-check-sdk/src/main/java/org/nl/api/LicenseActivityParam.java b/nl-verify-check-sdk/src/main/java/org/nl/api/LicenseActivityParam.java
new file mode 100644
index 0000000..6319e8c
--- /dev/null
+++ b/nl-verify-check-sdk/src/main/java/org/nl/api/LicenseActivityParam.java
@@ -0,0 +1,15 @@
+package org.nl.api;
+
+import lombok.Data;
+
+import java.io.Serializable;
+
+/**
+ * 激活参数
+ * @Author: lyd
+ * @Date: 2025/9/23
+ */
+@Data
+public class LicenseActivityParam implements Serializable {
+    private String code;
+}
diff --git a/nl-verify-check-sdk/src/main/java/org/nl/api/LicenseController.java b/nl-verify-check-sdk/src/main/java/org/nl/api/LicenseController.java
new file mode 100644
index 0000000..2761027
--- /dev/null
+++ b/nl-verify-check-sdk/src/main/java/org/nl/api/LicenseController.java
@@ -0,0 +1,34 @@
+package org.nl.api;
+
+import lombok.AllArgsConstructor;
+import org.nl.core.LicenseResult;
+import org.nl.core.LicenseVerifier;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.*;
+
+/**
+ * 主要做的是激活的功能
+ * @Author: lyd
+ * @Date: 2025/9/22
+ */
+@RestController
+@RequestMapping("/api/verify")
+@AllArgsConstructor
+public class LicenseController {
+
+    private final LicenseVerifier verifier;
+
+    @PostMapping("/activity")
+    public ResponseEntity<Object> activity(@RequestBody LicenseActivityParam param) {
+        if (null == param.getCode()) {
+            throw new RuntimeException("激活码不能为空!");
+        }
+        // 校验激活码是否正确
+        LicenseResult verify = verifier.verify(param.getCode());
+        if (true == verify.getResult()) {
+            // 存到文件中
+        }
+        return new ResponseEntity<>(verify, HttpStatus.OK);
+    }
+}
diff --git a/nl-verify-check-sdk/src/main/java/org/nl/core/LicenseAutoConfiguration.java b/nl-verify-check-sdk/src/main/java/org/nl/core/LicenseAutoConfiguration.java
index 723faeb..ace1c38 100644
--- a/nl-verify-check-sdk/src/main/java/org/nl/core/LicenseAutoConfiguration.java
+++ b/nl-verify-check-sdk/src/main/java/org/nl/core/LicenseAutoConfiguration.java
@@ -28,8 +28,8 @@ public class LicenseAutoConfiguration implements WebMvcConfigurer {
 
     @Bean
     @ConditionalOnMissingBean
-    public LicenseVerifier licenseVerifier(RSAUtil rsaUtil) {
-        return new LicenseVerifier(rsaUtil);
+    public LicenseVerifier licenseVerifier(RSAUtil rsaUtil, LicenseProperties properties) {
+        return new LicenseVerifier(rsaUtil, properties);
     }
 
     @Bean
diff --git a/nl-verify-check-sdk/src/main/java/org/nl/core/LicenseProperties.java b/nl-verify-check-sdk/src/main/java/org/nl/core/LicenseProperties.java
index e3dd872..0e0356f 100644
--- a/nl-verify-check-sdk/src/main/java/org/nl/core/LicenseProperties.java
+++ b/nl-verify-check-sdk/src/main/java/org/nl/core/LicenseProperties.java
@@ -13,6 +13,7 @@ public class LicenseProperties {
     private String header = "cdk";
     /** 私钥资源位置，默认 classpath:private_key.txt */
     private String privateKeyLocation = "classpath:private_key.txt";
+    private String sdkLocation = "classpath:sdk.txt";
 
     public String getHeader() {
         return header;
@@ -29,4 +30,12 @@ public class LicenseProperties {
     public void setPrivateKeyLocation(String privateKeyLocation) {
         this.privateKeyLocation = privateKeyLocation;
     }
+
+    public String getSdkLocation() {
+        return sdkLocation;
+    }
+
+    public void setSdkLocation(String sdkLocation) {
+        this.sdkLocation = sdkLocation;
+    }
 }
diff --git a/nl-verify-check-sdk/src/main/java/org/nl/core/LicenseVerifier.java b/nl-verify-check-sdk/src/main/java/org/nl/core/LicenseVerifier.java
index 8085f05..756a650 100644
--- a/nl-verify-check-sdk/src/main/java/org/nl/core/LicenseVerifier.java
+++ b/nl-verify-check-sdk/src/main/java/org/nl/core/LicenseVerifier.java
@@ -12,8 +12,11 @@ import java.time.format.DateTimeFormatter;
 public class LicenseVerifier {
     private final RSAUtil rsaUtil;
 
-    public LicenseVerifier(RSAUtil rsaUtil) {
+    private final LicenseProperties properties;
+
+    public LicenseVerifier(RSAUtil rsaUtil, LicenseProperties properties) {
         this.rsaUtil = rsaUtil;
+        this.properties = properties;
     }
 
     public LicenseResult verify(String authCode) {
@@ -23,15 +26,24 @@ public class LicenseVerifier {
         try {
             String expirationStr = rsaUtil.decrypt(authCode);
             if ("-1".equals(expirationStr)) {
-                return LicenseResult.requestOk("永久授权", expirationStr);
+                return LicenseResult.requestOk("永久授权", authCode);
             }
             LocalDate expirationDate = LocalDate.parse(expirationStr, DateTimeFormatter.ofPattern("yyyy-MM-dd"));
             if (LocalDate.now().isAfter(expirationDate)) {
-                return LicenseResult.requestResult(false, "授权码已到期", expirationStr);
+                return LicenseResult.requestResult(false, "授权码已到期", authCode);
             }
-            return LicenseResult.requestOk("授权码有效", expirationStr);
+            return LicenseResult.requestOk("授权码有效", authCode);
         } catch (Exception e) {
-            return LicenseResult.requestResult(false, "解密失败或格式错误", null);
+            return LicenseResult.requestResult(false, "解密失败或格式错误", authCode);
         }
     }
+
+    public void install(String authCode) {
+        // 存储SDK到文件中（没有文件则创建）
+        String sdkLocation = properties.getSdkLocation();
+
+    }
+    public void unInstall(LicenseResult result) {
+
+    }
 }
diff --git a/nl-verify-check-sdk/src/main/java/org/nl/util/RSAUtil.java b/nl-verify-check-sdk/src/main/java/org/nl/util/RSAUtil.java
index d191a66..6f62d24 100644
--- a/nl-verify-check-sdk/src/main/java/org/nl/util/RSAUtil.java
+++ b/nl-verify-check-sdk/src/main/java/org/nl/util/RSAUtil.java
@@ -3,11 +3,9 @@ package org.nl.util;
 import org.springframework.core.io.DefaultResourceLoader;
 import org.springframework.core.io.Resource;
 import org.springframework.core.io.ResourceLoader;
-import org.springframework.util.ResourceUtils;
 
 import javax.crypto.Cipher;
 import java.io.BufferedReader;
-import java.io.FileReader;
 import java.io.InputStream;
 import java.io.InputStreamReader;
 import java.nio.charset.StandardCharsets;
@@ -37,8 +35,8 @@ public class RSAUtil {
         if (privateKey == null) {
             Resource resource = resourceLoader.getResource(privateKeyLocation);
             try (InputStream is = resource.getInputStream();
-                 InputStreamReader isr = new InputStreamReader(is, StandardCharsets.UTF_8);
-                 BufferedReader reader = new BufferedReader(isr)) {
+                InputStreamReader isr = new InputStreamReader(is, StandardCharsets.UTF_8);
+                BufferedReader reader = new BufferedReader(isr)) {
                 StringBuilder sb = new StringBuilder();
                 String line;
                 while ((line = reader.readLine()) != null) {