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--- linux_wiki:network_services_overview_ssh [2018/05/20 14:58]
billdozor [Host Based]
+++ linux_wiki:network_services_overview_ssh [2019/05/25 23:50] (current)
@@ Line 122: / Line 122: @@
 ===== Host Based =====
+There are two methods to control access based on host:
+  * Firewall rich rule
+  * TCP Wrappers (hosts.allow, hosts.deny)
+\\
+==== Host Based: Firewall ====
+Create a rich rule<code bash>firewall-cmd --add-rich-rule='rule family="ipv4" service name="ssh" source address="192.168.1.152" log prefix="SSHD HOST DENIED: " reject'
+firewall-cmd --reload
+</code>
+  * Rejects ssh traffic from the source address 192.168.1.152 and logs the rejection.
+\\
+==== Host Based: TCP Wrappers ====
 The first match of the following actions is taken