From e9d07b5b1e54b7ddc6c1505495eba7acd9281e1a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?M=C3=A1rcio=20Fernandes?= <marcio.fernandes@outlook.pt>
Date: Mon, 12 Jan 2026 23:54:10 +0000
Subject: [PATCH] modified:   README.md

---
 README.md | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/README.md b/README.md
index ef73f71..d3a5f87 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,14 @@
 # SSH
 
+## server configuration
+
+```bash
+# disable password authentication
+PasswordAuthentication no
+# disable root login
+PermitRootLogin no
+```
+
 ## Create key
 
 ```bash