diff --git a/web-app/src/main/java/com/zcloud/certificate/command/CorpCertificateUpdateExe.java b/web-app/src/main/java/com/zcloud/certificate/command/CorpCertificateUpdateExe.java
index 0d9b8ac..b5e5237 100644
--- a/web-app/src/main/java/com/zcloud/certificate/command/CorpCertificateUpdateExe.java
+++ b/web-app/src/main/java/com/zcloud/certificate/command/CorpCertificateUpdateExe.java
@@ -1,4 +1,4 @@
-package com.zcloud.certificate.command;
+package com.zcloud.certificate.command;
 
 import com.alibaba.cola.exception.BizException;
 import com.zcloud.certificate.domain.gateway.CorpCertificateGateway;
@@ -26,6 +26,11 @@ public class CorpCertificateUpdateExe {
         CorpCertificateE corpCertificateE = new CorpCertificateE();
         BeanUtils.copyProperties(cmd, corpCertificateE);
 
+        Boolean certificate = corpCertificateGateway.checkCertificateExist(corpCertificateE);
+        if (certificate) {
+            throw new BizException("证书编号已存在");
+        }
+
         boolean res = corpCertificateGateway.update(corpCertificateE);
         if (!res) {
             throw new BizException("修改失败");
@@ -33,3 +38,5 @@ public class CorpCertificateUpdateExe {
     }
 }
 
+
+
diff --git a/web-app/src/main/java/com/zcloud/certificate/command/UserCertificateUpdateExe.java b/web-app/src/main/java/com/zcloud/certificate/command/UserCertificateUpdateExe.java
index 4c8ece0..68fbd9b 100644
--- a/web-app/src/main/java/com/zcloud/certificate/command/UserCertificateUpdateExe.java
+++ b/web-app/src/main/java/com/zcloud/certificate/command/UserCertificateUpdateExe.java
@@ -1,4 +1,4 @@
-package com.zcloud.certificate.command;
+package com.zcloud.certificate.command;
 
 import com.alibaba.cola.exception.BizException;
 import com.zcloud.certificate.domain.gateway.UserCertificateGateway;
@@ -27,6 +27,11 @@ public class UserCertificateUpdateExe {
         UserCertificateE userCertificateE = new UserCertificateE();
         BeanUtils.copyProperties(userCertificateUpdateCmd, userCertificateE);
 
+        Boolean certificate = userCertificateGateway.checkCertificateExist(userCertificateE);
+        if (certificate) {
+            throw new BizException("证书编号已存在");
+        }
+
         boolean res = userCertificateGateway.update(userCertificateE);
         if (!res) {
             throw new BizException("修改失败");
@@ -34,3 +39,5 @@ public class UserCertificateUpdateExe {
     }
 }
 
+
+
diff --git a/web-infrastructure/src/main/java/com/zcloud/certificate/gatewayimpl/CorpCertificateGatewayImpl.java b/web-infrastructure/src/main/java/com/zcloud/certificate/gatewayimpl/CorpCertificateGatewayImpl.java
index 4003284..8055406 100644
--- a/web-infrastructure/src/main/java/com/zcloud/certificate/gatewayimpl/CorpCertificateGatewayImpl.java
+++ b/web-infrastructure/src/main/java/com/zcloud/certificate/gatewayimpl/CorpCertificateGatewayImpl.java
@@ -1,19 +1,17 @@
 package com.zcloud.certificate.gatewayimpl;
 
-import cn.hutool.core.collection.CollectionUtil;
-import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import cn.hutool.core.util.StrUtil;
+import com.jjb.saas.framework.auth.model.SSOUser;
+import com.jjb.saas.framework.auth.utils.AuthContext;
 import com.zcloud.certificate.domain.gateway.CorpCertificateGateway;
 import com.zcloud.certificate.domain.model.CorpCertificateE;
 import com.zcloud.certificate.persistence.dataobject.CorpCertificateDO;
-import com.zcloud.certificate.persistence.dataobject.UserCertificateDO;
 import com.zcloud.certificate.persistence.repository.CorpCertificateRepository;
 import lombok.AllArgsConstructor;
 import org.springframework.beans.BeanUtils;
 import org.springframework.stereotype.Service;
 
 import java.util.Arrays;
-import java.util.Collections;
-import java.util.List;
 
 /**
  * web-infrastructure
@@ -54,11 +52,18 @@ public class CorpCertificateGatewayImpl implements CorpCertificateGateway {
 
     @Override
     public Boolean checkCertificateExist(CorpCertificateE corpCertificateE) {
-        CorpCertificateDO d = new CorpCertificateDO();
-        BeanUtils.copyProperties(corpCertificateE, d);
+        if (corpCertificateE == null || StrUtil.isBlank(corpCertificateE.getCertificateCode())) {
+            return false;
+        }
+        SSOUser ssoUser = AuthContext.getCurrentUser();
+        if (ssoUser == null || ssoUser.getTenantId() == null) {
+            return false;
+        }
+        String corpCertificateId = corpCertificateE.getCorpCertificateId();
         Long count = corpCertificateRepository.lambdaQuery()
-                .eq(CorpCertificateDO::getCertificateCode, d.getCertificateCode())
-                .ne(corpCertificateE.getCorpCertificateId() != null, CorpCertificateDO::getCorpCertificateId, corpCertificateE.getCorpCertificateId())
+                .eq(CorpCertificateDO::getCertificateCode, corpCertificateE.getCertificateCode())
+                .eq(CorpCertificateDO::getCorpinfoId, ssoUser.getTenantId())
+                .ne(StrUtil.isNotBlank(corpCertificateId), CorpCertificateDO::getCorpCertificateId, corpCertificateId)
                 .count();
         return count > 0;
     }
diff --git a/web-infrastructure/src/main/java/com/zcloud/certificate/gatewayimpl/UserCertificateGatewayImpl.java b/web-infrastructure/src/main/java/com/zcloud/certificate/gatewayimpl/UserCertificateGatewayImpl.java
index 4ae6904..5878774 100644
--- a/web-infrastructure/src/main/java/com/zcloud/certificate/gatewayimpl/UserCertificateGatewayImpl.java
+++ b/web-infrastructure/src/main/java/com/zcloud/certificate/gatewayimpl/UserCertificateGatewayImpl.java
@@ -1,11 +1,13 @@
 package com.zcloud.certificate.gatewayimpl;
 
+import com.jjb.saas.framework.auth.model.SSOUser;
+import com.jjb.saas.framework.auth.utils.AuthContext;
 import com.zcloud.certificate.domain.gateway.UserCertificateGateway;
 import com.zcloud.certificate.domain.model.UserCertificateE;
 import com.zcloud.certificate.persistence.dataobject.UserCertificateDO;
 import com.zcloud.certificate.persistence.repository.UserCertificateRepository;
 import lombok.AllArgsConstructor;
-import com.zcloud.gbscommon.utils.Tools;
+import cn.hutool.core.util.StrUtil;
 import org.springframework.beans.BeanUtils;
 import org.springframework.stereotype.Service;
 
@@ -50,9 +52,18 @@ public class UserCertificateGatewayImpl implements UserCertificateGateway {
 
     @Override
     public Boolean checkCertificateExist(UserCertificateE userCertificateE) {
+        if (userCertificateE == null || StrUtil.isBlank(userCertificateE.getCertificateCode())) {
+            return false;
+        }
+        SSOUser ssoUser = AuthContext.getCurrentUser();
+        if (ssoUser == null || ssoUser.getTenantId() == null) {
+            return false;
+        }
+        String userCertificateId = userCertificateE.getUserCertificateId();
         Long count = userCertificateRepository.lambdaQuery()
                 .eq(UserCertificateDO::getCertificateCode, userCertificateE.getCertificateCode())
-                .ne(userCertificateE.getUserCertificateId() != null, UserCertificateDO::getUserCertificateId, userCertificateE.getUserCertificateId())
+                .eq(UserCertificateDO::getCorpinfoId, ssoUser.getTenantId())
+                .ne(StrUtil.isNotBlank(userCertificateId), UserCertificateDO::getUserCertificateId, userCertificateId)
                 .count();
         return count > 0;
     }