diff --git a/modules/core/src/main/java/com/jeesite/common/shiro/filter/CasFilter.java b/modules/core/src/main/java/com/jeesite/common/shiro/filter/CasFilter.java
index 9cd465c3..3e7c20bf 100644
--- a/modules/core/src/main/java/com/jeesite/common/shiro/filter/CasFilter.java
+++ b/modules/core/src/main/java/com/jeesite/common/shiro/filter/CasFilter.java
@@ -6,6 +6,7 @@ package com.jeesite.common.shiro.filter;
 
 import com.jeesite.common.lang.ExceptionUtils;
 import com.jeesite.common.lang.StringUtils;
+import com.jeesite.common.shiro.cas.CasBaseFilter;
 import com.jeesite.common.shiro.realm.BaseAuthorizingRealm;
 import com.jeesite.common.web.http.ServletUtils;
 import com.jeesite.modules.sys.utils.UserUtils;
@@ -25,7 +26,7 @@ import jakarta.servlet.http.HttpServletResponse;
  * @version 2020-9-19
  */
 @SuppressWarnings("deprecation")
-public class CasFilter extends org.apache.shiro.cas.CasFilter {
+public class CasFilter extends CasBaseFilter {
 
 	private BaseAuthorizingRealm authorizingRealm;
 	
diff --git a/modules/core/src/main/java/com/jeesite/common/shiro/realm/CasAuthorizingRealm.java b/modules/core/src/main/java/com/jeesite/common/shiro/realm/CasAuthorizingRealm.java
index e586798e..d4133db3 100644
--- a/modules/core/src/main/java/com/jeesite/common/shiro/realm/CasAuthorizingRealm.java
+++ b/modules/core/src/main/java/com/jeesite/common/shiro/realm/CasAuthorizingRealm.java
@@ -10,6 +10,7 @@ import com.jeesite.common.lang.ObjectUtils;
 import com.jeesite.common.shiro.authc.FormToken;
 import com.jeesite.common.shiro.cas.CasCreateUser;
 import com.jeesite.common.shiro.cas.CasOutHandler;
+import com.jeesite.common.shiro.cas.CasToken;
 import com.jeesite.common.utils.SpringUtils;
 import com.jeesite.common.web.http.ServletUtils;
 import com.jeesite.modules.sys.entity.EmpUser;
@@ -22,7 +23,6 @@ import com.jeesite.modules.sys.utils.UserUtils;
 import org.apache.shiro.authc.AuthenticationException;
 import org.apache.shiro.authc.AuthenticationInfo;
 import org.apache.shiro.authc.AuthenticationToken;
-import org.apache.shiro.cas.CasToken;
 import org.jasig.cas.client.authentication.AttributePrincipal;
 import org.jasig.cas.client.validation.Assertion;
 import org.jasig.cas.client.validation.Cas20ServiceTicketValidator;
diff --git a/modules/core/src/main/java/com/jeesite/common/shiro/realm/LdapAuthorizingRealm.java b/modules/core/src/main/java/com/jeesite/common/shiro/realm/LdapAuthorizingRealm.java
index d468ff88..bd68bd78 100644
--- a/modules/core/src/main/java/com/jeesite/common/shiro/realm/LdapAuthorizingRealm.java
+++ b/modules/core/src/main/java/com/jeesite/common/shiro/realm/LdapAuthorizingRealm.java
@@ -4,11 +4,17 @@
  */
 package com.jeesite.common.shiro.realm;
 
-import javax.naming.AuthenticationNotSupportedException;
-import javax.naming.NamingException;
-import javax.naming.ldap.LdapContext;
+import com.jeesite.common.shiro.authc.FormToken;
+import com.jeesite.common.shiro.authc.LdapToken;
+import com.jeesite.common.utils.SpringUtils;
+import com.jeesite.common.web.http.ServletUtils;
+import com.jeesite.modules.sys.entity.Log;
+import com.jeesite.modules.sys.entity.User;
+import com.jeesite.modules.sys.service.EmpUserService;
+import com.jeesite.modules.sys.service.UserService;
+import com.jeesite.modules.sys.utils.LogUtils;
+import com.jeesite.modules.sys.utils.UserUtils;
 import jakarta.servlet.http.HttpServletRequest;
-
 import org.apache.shiro.authc.AuthenticationException;
 import org.apache.shiro.authc.AuthenticationInfo;
 import org.apache.shiro.authc.AuthenticationToken;
@@ -21,20 +27,13 @@ import org.apache.shiro.realm.ldap.LdapContextFactory;
 import org.apache.shiro.realm.ldap.LdapUtils;
 import org.apache.shiro.session.Session;
 import org.apache.shiro.subject.Subject;
-import org.apache.shiro.util.StringUtils;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
+import org.springframework.util.StringUtils;
 
-import com.jeesite.common.shiro.authc.FormToken;
-import com.jeesite.common.shiro.authc.LdapToken;
-import com.jeesite.common.utils.SpringUtils;
-import com.jeesite.common.web.http.ServletUtils;
-import com.jeesite.modules.sys.entity.Log;
-import com.jeesite.modules.sys.entity.User;
-import com.jeesite.modules.sys.service.EmpUserService;
-import com.jeesite.modules.sys.service.UserService;
-import com.jeesite.modules.sys.utils.LogUtils;
-import com.jeesite.modules.sys.utils.UserUtils;
+import javax.naming.AuthenticationNotSupportedException;
+import javax.naming.NamingException;
+import javax.naming.ldap.LdapContext;
 
 /**
  * 系统认证授权实现类
diff --git a/modules/core/src/main/java/com/jeesite/modules/config/ShiroConfig.java b/modules/core/src/main/java/com/jeesite/modules/config/ShiroConfig.java
index 1cb88e8e..71ca58c4 100644
--- a/modules/core/src/main/java/com/jeesite/modules/config/ShiroConfig.java
+++ b/modules/core/src/main/java/com/jeesite/modules/config/ShiroConfig.java
@@ -10,7 +10,7 @@ import java.util.Map;
 import jakarta.servlet.Filter;
 
 import org.apache.shiro.cache.CacheManager;
-import org.apache.shiro.cas.CasSubjectFactory;
+import com.jeesite.common.shiro.cas.CasSubjectFactory;
 import org.apache.shiro.realm.Realm;
 import org.apache.shiro.realm.ldap.JndiLdapContextFactory;
 import org.apache.shiro.spring.LifecycleBeanPostProcessor;