diff --git a/Processes/IT/IT Equipment & Software.md b/Processes/IT/IT Equipment & Software.md
index 6515753..90f2285 100644
--- a/Processes/IT/IT Equipment & Software.md	
+++ b/Processes/IT/IT Equipment & Software.md	
@@ -56,6 +56,10 @@
 | C++ compiler               | g++            |
 | C++ compilation tool       | CMake          |
 | Remote connection          | ssh            |
+| Firewall          | UFW            |
+| Firewall          | iptables            |
+| Intrusion prevention system          | fail2ban            |
+| Intrusion detection/prevention system          | snort            |