Linux Security Guide
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User status and activity monitoring in Linux with GNU acct
Introduction If you need to monitor linux user activity and profile how people use a server, the GNU **acct** (also packaged as **psacct** on some…
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How to Set Up a Firewall with UFW on Ubuntu 20.04
Introduction A firewall filters network traffic to and from your server by enforcing rules that allow or block connections. Ubuntu provides the simple front-end ufw…
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