How to Create Firewall Manager Policies on Microsoft azure.

Firewall Policy is an Azure resource that contains NAT, network, and application rule collections, and Threat Intelligence settings. It’s a global resource that can be used across multiple Azure Firewall instances in Secured Virtual Hubs and Hub Virtual Networks. Policies work across regions and subscriptions.   Login to microsoft azure portal. Click on All Services. …

How to Configure selinux with iptables in Centos/Red Hat.

Security-Enhanced Linux (SELinux) is a Linux kernel security module that supports access control security policies, mandatory access controls (MAC). SELinux is a set of kernel modifications and user-space tools that have been added to various Linux distributions. Install iptables service yum install policycoreutils iptables-services -y Start & Enable Iptables service. systemctl start iptables systemctl enable …

How to Install & Configure Uncomplicated Firewall(UFW) on ubuntu 20.04 LTS.

UFW, or Uncomplicated Firewall, is a front-end to iptables. It provides to make managing  firewall drop-dead simple and to provide an easy-to-use interface.Using UFW,we can enable or disable many ports.It uses a command-line interface consisting of a small number of simple commands, and uses iptables for configuration. UFW is available by default in all Ubuntu …

How to Create DNS Firewall Rule Group on Amazon Web Service(AWS).

A DNS Firewall firewall is a network security solution that prevents network users and systems from connecting to known malicious Internet locations.DNS Firewall works by employing DNS Response Policy Zones (RPZs) and actionable threat intelligence to prevent data exfiltration.   Login to aws portal. Click on Services.     Under Networking & Content Delivery select …

How to Create Firewall on Amazon Web Services(AWS).

AWS Network Firewall is a managed service that makes it easy to deploy essential network protections for all of your Amazon Virtual Private Clouds (VPCs). The service can be setup with just a few clicks and scales automatically with your network traffic, so you don’t have to worry about deploying and managing any infrastructure. AWS …