Firewall

nftables vs iptables

nftables vs iptables: Why You Should Switch

If you are still building firewall rules around iptables, you are working with the older Linux packet filtering model while the wider Linux firewall ecosystem has already moved toward nftables…

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what is fail2ban

What Is Fail2Ban and What Does It Do? Its Role in Securing a Machine

If your Linux server is exposed to the internet, it is being scanned, probed, and tested constantly. SSH, web login pages, mail services, and other exposed services are frequent targets…

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