diff --git a/cas-admin/src/main/resources/application.yml b/cas-admin/src/main/resources/application.yml
index e0b2c95..e17f6e0 100644
--- a/cas-admin/src/main/resources/application.yml
+++ b/cas-admin/src/main/resources/application.yml
@@ -18,6 +18,7 @@ cas:
 #  authUnit: 宏创信科
 #  authStartDate: 2024-08-15
   authDuration: 90
+  validityVerification: false
 
 captcha:
   # 页面 <参数设置> 可开启关闭 验证码校验
diff --git a/cas-common/src/main/java/com/inscloudtech/common/config/ProjectConfig.java b/cas-common/src/main/java/com/inscloudtech/common/config/ProjectConfig.java
index 130cd58..baad6e2 100644
--- a/cas-common/src/main/java/com/inscloudtech/common/config/ProjectConfig.java
+++ b/cas-common/src/main/java/com/inscloudtech/common/config/ProjectConfig.java
@@ -40,9 +40,11 @@ public class ProjectConfig {
      */
     private String copyrightYear;
     /**
-     * 实例演示开关
+     * 有效期验证
      */
-    private boolean demoEnabled;
+    private boolean validityVerification;
+
+
 
     private String authStartDate;
 
@@ -126,11 +128,4 @@ public class ProjectConfig {
         this.copyrightYear = copyrightYear;
     }
 
-    public boolean isDemoEnabled() {
-        return demoEnabled;
-    }
-
-    public void setDemoEnabled(boolean demoEnabled) {
-        this.demoEnabled = demoEnabled;
-    }
 }
diff --git a/cas-common/src/main/java/com/inscloudtech/common/filter/ExpirationDateFilter.java b/cas-common/src/main/java/com/inscloudtech/common/filter/ExpirationDateFilter.java
index b6d6b69..07c42df 100644
--- a/cas-common/src/main/java/com/inscloudtech/common/filter/ExpirationDateFilter.java
+++ b/cas-common/src/main/java/com/inscloudtech/common/filter/ExpirationDateFilter.java
@@ -44,6 +44,11 @@ public class ExpirationDateFilter implements Filter {
             throws IOException, ServletException {
         response.setCharacterEncoding(Constants.UTF8);
         response.setContentType("application/json;charset=UTF-8");
+        if(!projectConfig.isValidityVerification()){//
+            // 放行
+            chain.doFilter(request, response);
+        }
+
         DateTime startDate = DateUtil.parse(projectConfig.getAuthStartDate());
         int compare = DateUtil.compare(new Date(), startDate);