Tag: firewall
A Look at the Top Three Network Monitoring Tools
This article talks about a few important aspects of network monitoring, and compares three leading tools that are of great importance to IT administrators.
In...
Linux Firewall: Executing Iprules Using PHP
A firewall keeps the network secure by analysing packets and determining whether they should be allowed through or not. This article shows how to...
Deploy a DNS Server in a Secure Way
BIND (Berkeley Internet Name Domain) is one of the more widely used DNS servers. This article guides readers on how to deploy a BIND...
Guard Your Network with IPCop, Part 5: Your First Site-to-Site VPN
The first article in this series discussed the basic installation and configuration of IPCop 1.4.21. Subsequent articles covered six important add-ons: Advanced Proxy, URL...
Guard Your Network with IPCop, Part 4: Configuring OpenVPN with Zerina...
The first article in this series discussed the basic installation and configuration of IPCop 1.4.21. Subsequent articles discussed five important add-ons used to enhance...
Guard Your Network with IPCop, Part 3: Block Outgoing Traffic
The first article in the series discussed IPCop 1.4.21, its basic installation and configuration. Though an excellent firewall distro, basic IPCop has limited functionality....
Cyber Attacks Explained: DNS Invasions
We often read about defaced websites whose pages get changed to some malicious content. How do hackers do it and how do we protect...
WordPress on Nginx, Part 1: Preparing VPS the Debian Way
In this first part, we deal with the LEMP (Linux, Nginx, MySQL, PHP) stack recipe and set up the basic server after installing the...
Guard Your Network with IPCop, Part 2: Add-ons
A basic installation of IPCop provides minimum firewall functionality such as a proxy, compatibility with various Internet connections, port forwarding, IPSec VPN, etc. To...
Cyber Attacks Explained: Network Sniffing
In earlier articles in this series, we have explored denial of service attacks and packet spoofing. This month, let us focus on a wider...