The Windows Defender Firewall can be configured to allow or block programs on a computer from accessing network or Internet resources. It also allows or blocks connections to and from other computers ...

Nmap is an essential tool for anyone who's serious about network security. It can be installed on any Linux distribution.

Generally, the way the ping command works amongst other network tools, is simply by sending special packets known as Internet Control Message Protocol (ICMP) Echo Requests to a target device, and then ...

Linux is highly secure, but you should still have a firewall. You should know if your ISP's hardware (gateway) uses a firewall. One of the easiest Linux firewalls is UFW and its GUI sidekick, GUFW.

To properly protect your network, you need to know who and what has access to your network, and where all sensitive information is located. To better control access, start by limiting the devices that ...

Firewalls are devices that help keep your computer safe from threats on networks. Windows includes a program called Microsoft Firewall to maintain system security. There may be occasions when you need ...