Published on : September 13, 2019 by Albert Reilly
What is a firewall? In real life, we can say a firewall is a barrier that’s put in place to limit the damage a fire can cause. A firewall is a part of a computer system or network that is designed to block unauthorized access while permitting outward communication and to provide important logging and […]
Published on : August 8, 2019 by Travis Ville
Managing firewall using the only tables can be a daunting task and it takes time to be proficient. Many frontends for iptables have been created over the years targeting different audiences. UFW is a frontend for iptables and is particularly well-suited for host-based firewalls. UFW or Uncomplicated Firewall is developed to provide an easy-to-use interface […]
Published on : July 3, 2019 by Albert Reilly
Hardware Firewall Hardware firewall provides the first line of defence against common forms of attack coming from the outside world. They protect every machine on a local network and can generally be effective with little or no configuration. A technique called packet filtering is used in a typical broadband router as a hardware firewall, which examines the header of a packet to determine […]
