Check Open Ports in Linux
Jul 9, 2019

How to Check (Scan) for Open Ports in Linux

This article describes several approaches to find out what ports are opened to the outside on your Linux system. An open port is a network port that accepts incoming packets from remote locations.

Netcat nc Command
Jun 3, 2019

Netcat (nc) Command with Examples

Netcat (or nc) is a command-line utility which reads and writes data across network connections, using the TCP or UDP protocols. Netcat is cross platform and it is available for Linux, macOS, Windows and BSD.