diff --git a/src/main/java/run/halo/app/service/impl/BaseCommentServiceImpl.java b/src/main/java/run/halo/app/service/impl/BaseCommentServiceImpl.java
index 52e1b02a0..4208c4ea9 100644
--- a/src/main/java/run/halo/app/service/impl/BaseCommentServiceImpl.java
+++ b/src/main/java/run/halo/app/service/impl/BaseCommentServiceImpl.java
@@ -16,6 +16,7 @@ import org.springframework.util.CollectionUtils;
 import run.halo.app.event.comment.CommentNewEvent;
 import run.halo.app.event.comment.CommentPassEvent;
 import run.halo.app.event.comment.CommentReplyEvent;
+import run.halo.app.exception.BadRequestException;
 import run.halo.app.model.dto.BaseCommentDTO;
 import run.halo.app.model.entity.BaseComment;
 import run.halo.app.model.entity.User;
@@ -32,6 +33,7 @@ import run.halo.app.repository.base.BaseCommentRepository;
 import run.halo.app.security.authentication.Authentication;
 import run.halo.app.security.context.SecurityContextHolder;
 import run.halo.app.service.OptionService;
+import run.halo.app.service.UserService;
 import run.halo.app.service.base.AbstractCrudService;
 import run.halo.app.service.base.BaseCommentService;
 import run.halo.app.utils.ServiceUtils;
@@ -55,14 +57,17 @@ public abstract class BaseCommentServiceImpl<COMMENT extends BaseComment> extend
 
     protected final OptionService optionService;
 
+    protected final UserService userService;
+
     protected final ApplicationEventPublisher eventPublisher;
 
     public BaseCommentServiceImpl(BaseCommentRepository<COMMENT> baseCommentRepository,
                                   OptionService optionService,
-                                  ApplicationEventPublisher eventPublisher) {
+                                  UserService userService, ApplicationEventPublisher eventPublisher) {
         super(baseCommentRepository);
         this.baseCommentRepository = baseCommentRepository;
         this.optionService = optionService;
+        this.userService = userService;
         this.eventPublisher = eventPublisher;
     }
 
@@ -275,6 +280,7 @@ public abstract class BaseCommentServiceImpl<COMMENT extends BaseComment> extend
         Authentication authentication = SecurityContextHolder.getContext().getAuthentication();
 
         if (authentication != null) {
+            // Blogger comment
             User user = authentication.getDetail().getUser();
             commentParam.setAuthor(StringUtils.isBlank(user.getNickname()) ? user.getUsername() : user.getNickname());
             commentParam.setEmail(user.getEmail());
@@ -284,6 +290,14 @@ public abstract class BaseCommentServiceImpl<COMMENT extends BaseComment> extend
         // Validate the comment param manually
         ValidationUtils.validate(commentParam);
 
+        if (authentication == null) {
+            // Anonymous comment
+            // Check email
+            if (userService.getByEmail(commentParam.getEmail()).isPresent()) {
+                throw new BadRequestException("不能使用博主的邮件，如果您是博主，请登录管理端进行回复。");
+            }
+        }
+
         // Convert to comment
         return create(commentParam.convertTo());
     }
diff --git a/src/main/java/run/halo/app/service/impl/JournalCommentServiceImpl.java b/src/main/java/run/halo/app/service/impl/JournalCommentServiceImpl.java
index fc1c5c351..40c580cac 100644
--- a/src/main/java/run/halo/app/service/impl/JournalCommentServiceImpl.java
+++ b/src/main/java/run/halo/app/service/impl/JournalCommentServiceImpl.java
@@ -15,6 +15,7 @@ import run.halo.app.repository.JournalCommentRepository;
 import run.halo.app.repository.JournalRepository;
 import run.halo.app.service.JournalCommentService;
 import run.halo.app.service.OptionService;
+import run.halo.app.service.UserService;
 import run.halo.app.utils.ServiceUtils;
 
 import java.util.Collections;
@@ -38,8 +39,9 @@ public class JournalCommentServiceImpl extends BaseCommentServiceImpl<JournalCom
 
     public JournalCommentServiceImpl(JournalCommentRepository journalCommentRepository,
                                      OptionService optionService,
+                                     UserService userService,
                                      ApplicationEventPublisher eventPublisher, JournalRepository journalRepository) {
-        super(journalCommentRepository, optionService, eventPublisher);
+        super(journalCommentRepository, optionService, userService, eventPublisher);
         this.journalCommentRepository = journalCommentRepository;
         this.journalRepository = journalRepository;
     }
diff --git a/src/main/java/run/halo/app/service/impl/PostCommentServiceImpl.java b/src/main/java/run/halo/app/service/impl/PostCommentServiceImpl.java
index 6cbc658bd..f5d40341e 100644
--- a/src/main/java/run/halo/app/service/impl/PostCommentServiceImpl.java
+++ b/src/main/java/run/halo/app/service/impl/PostCommentServiceImpl.java
@@ -18,6 +18,7 @@ import run.halo.app.repository.PostCommentRepository;
 import run.halo.app.repository.PostRepository;
 import run.halo.app.service.OptionService;
 import run.halo.app.service.PostCommentService;
+import run.halo.app.service.UserService;
 import run.halo.app.utils.ServiceUtils;
 
 import java.util.Collections;
@@ -42,9 +43,10 @@ public class PostCommentServiceImpl extends BaseCommentServiceImpl<PostComment>
 
     public PostCommentServiceImpl(PostCommentRepository postCommentRepository,
                                   PostRepository postRepository,
+                                  UserService userService,
                                   OptionService optionService,
                                   ApplicationEventPublisher eventPublisher) {
-        super(postCommentRepository, optionService, eventPublisher);
+        super(postCommentRepository, optionService, userService, eventPublisher);
         this.postCommentRepository = postCommentRepository;
         this.postRepository = postRepository;
     }
diff --git a/src/main/java/run/halo/app/service/impl/SheetCommentServiceImpl.java b/src/main/java/run/halo/app/service/impl/SheetCommentServiceImpl.java
index 0decd4ccb..e59b6d9fb 100644
--- a/src/main/java/run/halo/app/service/impl/SheetCommentServiceImpl.java
+++ b/src/main/java/run/halo/app/service/impl/SheetCommentServiceImpl.java
@@ -15,6 +15,7 @@ import run.halo.app.repository.SheetCommentRepository;
 import run.halo.app.repository.SheetRepository;
 import run.halo.app.service.OptionService;
 import run.halo.app.service.SheetCommentService;
+import run.halo.app.service.UserService;
 import run.halo.app.utils.ServiceUtils;
 
 import java.util.Collections;
@@ -38,9 +39,10 @@ public class SheetCommentServiceImpl extends BaseCommentServiceImpl<SheetComment
 
     public SheetCommentServiceImpl(SheetCommentRepository sheetCommentRepository,
                                    OptionService optionService,
+                                   UserService userService,
                                    ApplicationEventPublisher eventPublisher,
                                    SheetRepository sheetRepository) {
-        super(sheetCommentRepository, optionService, eventPublisher);
+        super(sheetCommentRepository, optionService, userService, eventPublisher);
         this.sheetCommentRepository = sheetCommentRepository;
         this.sheetRepository = sheetRepository;
     }