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Cyber security has become one of the main concerns for companies, organizations and individuals today. With the growing threat of cyber attacks, protecting our data and personal information has become a crucial task. In this post, we’ll talk about the main cybersecurity risks and some measures you can take to protect your data. Cyber security
General versions of Windows desktop and Windows Server come with the ICMP protocol blocked by default, meaning that it is not possible to perform ping tests. How to release ping (ICMP) in Windows Firewall First, open the Command Prompt as an administrator: We can now release the ICMPv4 and ICMPv6 protocol using the following commands
Some applications, such as ConfigServer Security & Firewall (csf), need to know which IPs are used by CloudFlare, thus preventing our server from blocking CloudFlare. Below are two lists containing CloudFlare’s IPv4 and IPv6 ranges. IPv4 list: 103.21.244.0/22 103.22.200.0/22 103.31.4.0/22 104.16.0.0/12 108.162.192.0/18 131.0.72.0/22 141.101.64.0/18 162.158.0.0/15 172.64.0.0/13 173.245.48.0/20 188.114.96.0/20 190.93.240.0/20 197.234.240.0/22 198.41.128.0/17 https://www.cloudflare.com/ips-v4 IPv6 list: 2400:cb00::/32
Learn how to install CSF Firewall. I recommend using Putty in this tutorial. Attention: It is important to know that you must not have any other iptables firewall when installing CSF, otherwise there could be a conflict between them. In putty, connect to your server and type the following commands in the following order: rm
