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"by Vivek Gite on July 12, 2007 last updated November 27, 2015 in Linux, Networking, UNIX How do I find out which ports are opened on my own server? How do I run port scanning using the nc command instead of the nmap command on a Linux or Unix-like systems?"

" Lynis is an open source and much powerful auditing tool for Unix/Linux like operating systems. It scans system for security information, general system information, installed and available software information, configuration mistakes, security issues, user accounts without password, wrong file permissions, firewall auditing, etc."

" Lynis is an open source and much powerful auditing tool for Unix/Linux like operating systems. It scans system for security information, general system information, installed and available software information, configuration mistakes, security issues, user accounts without password, wrong file permissions, firewall auditing, etc."