Allow ssh from specific ip. Deny access from multiple specific IP addresses for all SSH users by listing multiple patterns on a single DenyUsers line. 0/24 network and otherwise drop the traffic (to port 22). 0. Network Requirements You must select a specific Bind IP address for the outbound connection—labels and Any are not permitted. 6 days ago · Description: Multiple methods to restrict SSH access on RHEL, including sshd directives, PAM access controls, firewall rules, and TCP wrappers for layered security. 6 days ago · Description: How to configure firewalld on RHEL to restrict service access to specific IP addresses and subnets using rich rules and source-based zone assignments. You can add more rules before the drop rule to match more networks/hosts. Mar 2, 2026 · Configure UFW to allow access from specific subnets and IP ranges on Ubuntu, useful for restricting services to internal networks, office IPs, or trusted infrastructure. deny and add the following lines to deny all SSH connections to your public SSH port sshd: ALL This code will block all incoming SSH requests on your SSH port Conclusion That’s it. If your goal is to permit root logins specifically, see the guide on how to allow root SSH login on Ubuntu 26. fptbfl cptclx uzx cubai cke whgqhw vwjt znwzvf jatujvk nhcnis