diff --git a/competition/src/main/java/com/huoran/competition/service/impl/CompetitionRegistrationServiceImpl.java b/competition/src/main/java/com/huoran/competition/service/impl/CompetitionRegistrationServiceImpl.java
index 2a25baf..e085c6d 100644
--- a/competition/src/main/java/com/huoran/competition/service/impl/CompetitionRegistrationServiceImpl.java
+++ b/competition/src/main/java/com/huoran/competition/service/impl/CompetitionRegistrationServiceImpl.java
@@ -12,7 +12,10 @@ import com.huoran.common.entity.School;
 import com.huoran.common.exception.CustomException;
 import com.huoran.common.exception.ExceptionEnum;
 import com.huoran.common.response.R;
-import com.huoran.competition.entity.*;
+import com.huoran.competition.entity.Competition;
+import com.huoran.competition.entity.CompetitionRegistration;
+import com.huoran.competition.entity.CompetitionTeam;
+import com.huoran.competition.entity.CompleteCompetitionSetup;
 import com.huoran.competition.entity.req.PageRegistrationStaffReq;
 import com.huoran.competition.entity.vo.ExcelData;
 import com.huoran.competition.entity.vo.PersonalExcelData;
@@ -23,6 +26,7 @@ import com.huoran.competition.service.CompetitionRegistrationService;
 import com.huoran.competition.service.CompetitionTeamService;
 import com.huoran.competition.service.TeamParticipantService;
 import com.huoran.competition.utils.ExcelStyleUtil;
+import com.huoran.competition.utils.HandleNameAsteriskReplacementUtil;
 import org.apache.poi.ss.usermodel.Workbook;
 import org.jetbrains.annotations.NotNull;
 import org.springframework.beans.BeanUtils;
@@ -79,6 +83,12 @@ public class CompetitionRegistrationServiceImpl extends ServiceImpl<CompetitionR
     public R registrationPageConditionQuery(PageRegistrationStaffReq req) {
         Page<RegistrationVO> page = new Page<RegistrationVO>(req.getPageNum(), req.getPageSize());
         IPage<RegistrationVO> pageList = baseMapper.selectRegistrationByCondition(page, req);
+
+        pageList
+                .getRecords().forEach(registrationVO -> {
+                   registrationVO.setUsername( HandleNameAsteriskReplacementUtil.desensitizedName(registrationVO.getUsername()));
+                });
+
         return R.ok().put("data", pageList);
     }
 
@@ -196,15 +206,15 @@ public class CompetitionRegistrationServiceImpl extends ServiceImpl<CompetitionR
         Competition competition = competitionMapper.selectById(competitionRegistration.getCompetitionId());
 
 
-            //个人赛人数限制
-            if (competition.getQuantityLimit() != null) {
-                QueryWrapper<CompetitionRegistration> wrapper = new QueryWrapper<>();
-                wrapper.eq("competition_id", competitionRegistration.getCompetitionId());
-                List<CompetitionRegistration> competitionRegistrations = baseMapper.selectList(wrapper);
-                if (competitionRegistrations != null && competitionRegistrations.size() >= competition.getQuantityLimit()) {
-                    throw new CustomException(ExceptionEnum.TEAM_LIMIT3);
-                }
+        //个人赛人数限制
+        if (competition.getQuantityLimit() != null) {
+            QueryWrapper<CompetitionRegistration> wrapper = new QueryWrapper<>();
+            wrapper.eq("competition_id", competitionRegistration.getCompetitionId());
+            List<CompetitionRegistration> competitionRegistrations = baseMapper.selectList(wrapper);
+            if (competitionRegistrations != null && competitionRegistrations.size() >= competition.getQuantityLimit()) {
+                throw new CustomException(ExceptionEnum.TEAM_LIMIT3);
             }
+        }
 
         //内部添加，一路绿灯
         QueryWrapper<CompetitionRegistration> wrapper = getCompetitionRegistrationQueryWrapper(competitionRegistration, competition);
diff --git a/competition/src/main/java/com/huoran/competition/utils/HandleNameAsteriskReplacementUtil.java b/competition/src/main/java/com/huoran/competition/utils/HandleNameAsteriskReplacementUtil.java
new file mode 100644
index 0000000..b394c82
--- /dev/null
+++ b/competition/src/main/java/com/huoran/competition/utils/HandleNameAsteriskReplacementUtil.java
@@ -0,0 +1,43 @@
+package com.huoran.competition.utils;
+
+import org.apache.commons.lang3.StringUtils;
+
+public class HandleNameAsteriskReplacementUtil {
+    /**
+     * @description: 名字脱敏
+     * 脱敏规则: 隐藏中中间部分，比如:李某人 置换为 李*人 , 李某置换为 *某，司徒司翘置换为 司**翘
+     * @return:
+     * @author: ***
+     * @time: 2022/6/22
+     */
+    public static String desensitizedName(String fullName) {
+        if (!com.mysql.cj.util.StringUtils.isNullOrEmpty(fullName)) {
+            int length = fullName.length();
+            if (length == 2) {
+                return fullName.substring(0, 1).concat("*");
+            } else if (length == 3) {
+                return StringUtils.left(fullName, 1).concat("*").concat(StringUtils.right(fullName, 1));
+            } else if (length > 3) {
+                return StringUtils.left(fullName, 1).concat(generateAsterisk(fullName.substring(1, length - 1).length())).concat(StringUtils.right(fullName, 1));
+            } else {
+                return fullName;
+            }
+        }
+        return fullName;
+    }
+
+
+    /**
+     * @description: 返回指定长度*字符串
+     * @return:
+     * @author: ***
+     * @time: 2022/6/22
+     */
+    private static String generateAsterisk(int length) {
+        String result = "";
+        for (int i = 0; i < length; i++) {
+            result += "*";
+        }
+        return result;
+    }
+}