diff --git a/lib/netdata.sh b/lib/netdata.sh
index d6c2ecf..ea4159e 100644
--- a/lib/netdata.sh
+++ b/lib/netdata.sh
@@ -49,8 +49,8 @@ install_netdata() {
             handle_error sudo pacman -S --noconfirm netdata
             ;;
         opensuse)
-            # Add Netdata repository
-            handle_error sudo zypper addrepo -f https://packagecloud.io/netdata/netdata/opensuse/15.6 netdata
+            # Add Netdata repository (use generic Leap repo)
+            handle_error sudo zypper addrepo -f https://packagecloud.io/netdata/netdata/opensuse/leap netdata
             handle_error sudo zypper --gpg-auto-import-keys refresh
             handle_error sudo zypper install -y netdata
             ;;
diff --git a/lib/performance.sh b/lib/performance.sh
index d30bb01..3b735ae 100644
--- a/lib/performance.sh
+++ b/lib/performance.sh
@@ -292,7 +292,27 @@ perform_health_check() {
         echo
         
         echo "=== Service Status ==="
-        for service in ssh sshd smb nmb docker netdata; do
+        # Check services based on distribution
+        case $DISTRO in
+            opensuse)
+                services_to_check="sshd smb nmb fail2ban"
+                ;;
+            *)
+                services_to_check="ssh sshd smb nmb fail2ban"
+                ;;
+        esac
+        
+        # Always check docker if installed
+        if [[ "${INSTALL_DOCKER:-false}" == "true" ]]; then
+            services_to_check="$services_to_check docker"
+        fi
+        
+        # Check netdata if installed
+        if [[ "${INSTALL_NETDATA:-false}" == "true" ]]; then
+            services_to_check="$services_to_check netdata"
+        fi
+        
+        for service in $services_to_check; do
             if systemctl is-active --quiet "$service" 2>/dev/null; then
                 echo "✅ $service: Active"
             else
diff --git a/lib/security.sh b/lib/security.sh
index e02acb6..b293025 100644
--- a/lib/security.sh
+++ b/lib/security.sh
@@ -51,6 +51,7 @@ maxretry = 3
 [sshd]
 enabled = true
 port = ${DEFAULT_SSH_PORT:-22}
+backend = systemd
 EOF
 
     # Add distribution-specific log path for SSH