diff --git a/sources/tech/20210709 What you need to know about security policies.md b/sources/tech/20210709 What you need to know about security policies.md
index 2e94785530..12289bea9b 100644
--- a/sources/tech/20210709 What you need to know about security policies.md	
+++ b/sources/tech/20210709 What you need to know about security policies.md	
@@ -2,7 +2,7 @@
 [#]: via: (https://opensource.com/article/21/7/what-security-policy)
 [#]: author: (Chris Collins https://opensource.com/users/clcollins)
 [#]: collector: (lujun9972)
-[#]: translator: (FelixYFZ )
+[#]: translator: ( )
 [#]: reviewer: ( )
 [#]: publisher: ( )
 [#]: url: ( )
diff --git a/sources/tech/20220906 How to send raw network packets in Python with tun-tap.md b/sources/tech/20220906 How to send raw network packets in Python with tun-tap.md
index f7f5e863bf..836dff1842 100644
--- a/sources/tech/20220906 How to send raw network packets in Python with tun-tap.md	
+++ b/sources/tech/20220906 How to send raw network packets in Python with tun-tap.md	
@@ -2,7 +2,7 @@
 [#]: via: "https://jvns.ca/blog/2022/09/06/send-network-packets-python-tun-tap/"
 [#]: author: "Julia Evans https://jvns.ca/"
 [#]: collector: "lujun9972"
-[#]: translator: "HankChow"
+[#]: translator: " "
 [#]: reviewer: " "
 [#]: publisher: " "
 [#]: url: " "
diff --git a/sources/tech/20220910 How to Install and Use virt-manager Virtual Machine Manager in Ubuntu and Other Linux.md b/sources/tech/20220910 How to Install and Use virt-manager Virtual Machine Manager in Ubuntu and Other Linux.md
index 637044c34a..1712b69513 100644
--- a/sources/tech/20220910 How to Install and Use virt-manager Virtual Machine Manager in Ubuntu and Other Linux.md	
+++ b/sources/tech/20220910 How to Install and Use virt-manager Virtual Machine Manager in Ubuntu and Other Linux.md	
@@ -2,7 +2,7 @@
 [#]: via: "https://www.debugpoint.com/virt-manager/"
 [#]: author: "Arindam https://www.debugpoint.com/author/admin1/"
 [#]: collector: "lkxed"
-[#]: translator: "yjacks"
+[#]: translator: " "
 [#]: reviewer: " "
 [#]: publisher: " "
 [#]: url: " "