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PfSense is a popular open-source firewall solution that is widely used by small and large businesses alike. It offers a variety of features that help to secure your network, including firewall rules, VPN support, and intrusion detection. However, with so many options and configurations, it can be difficult to know how to get the most out of PfSense and ensure maximum security for your network. In this blog post, we’ll discuss some of the best practices and tips for maximizing security with PfSense. ...

GNU/Linux server are great, cost-effective way for businesses to store and share data. GNU/Linux is open-sources, so it provides plenty of resources and community cooperation . However, that also brings security concerns. If you’re going to run a GNU/Linux server, you NEED to know how to secure it properly. 1. Updates the server The first thing you used do is update the OS to the latest version. Most VPS or cloud-based server update when you deploy them but still update. Run this commands based on the OS you are running. If you don’t know then run: ’ cat /etc/issue `. This will tell you. ...

What are subdomains To explain what a subdomain is you need to explain what a domain is. A domain name is the name of your website. So like rebootcyber.xyz or google.com is a domain. This allows users to just type in a name instead of a ip address. This makes it so much easy to remeber a website. Back to what a subdomain is. All a subdomain is a prefox added to a domain name to separte a section of a website. Site owners primarily use subdomain to manage extensive section that require their own content. Subdomain function as a separte website from its domain. This distinction enables developers to develop a section of a website without muddling a site’s overall intent. ...

What is a IP Address? An IP address is Internet Protocol Address. Basically it is the address to a computer. There are two types IPv4 and IPv6. IPv4 is used everywhere but is every old. IPv6 is not used every much but is newer. IPv4 An IPv4 address looks like 127.0.0.1. It is kinda of a complete technology to understand. So there is public and private address. Do to some compact math there are only 4 billion IPv4 address in the world but there are 16 billion internet facing devices in the world. I may suck at math but 16 is bigger than 4. ...

What is DNS? DNS is Domain Name Server, when you go to google.com, computers don’t know what google.com is but it does know what an IP address is. So you have a file on you computer that says google.com equals 127.0.0.1. If you want to see the IP of google.com ping google.com on any system. How does DNS work? So when you go to a site like rebootcyber.xyz. First your pc check its DNS cache file then go to a local name server like your router or pi-hole. Then to a .com name server. Final to rebootcyber.xyz nameserver. If there are subdomains you want to go to then it will be the job of rebootcyber.xyz nameserver. ...