Here is the collection of what I was asked during the Interview. I’ve documented only those questions and their answer that were related to iptables based upon my memory. Hope this will help you in cracking your Interview. 1. Have you heard of iptables and firewall in Linux? Any idea o...
All the 3 terms related to providing security to network and are considered essential components of a Network especiallyData Center Network. You can watch this video for better understanding: (or continue reading) The main difference being that firewall performs actions such asblockingandfilteringof ...
Recently, the Economic Investigation Detachment of Chaoyang Public Security Bureau of Beijing Municipal Public Security Bureau cracked a case in which a hotel employee used a loophole in the company's business system to steal and embezzle corporate property. A certain chain hotel has launched an empl...
You are a systems administrator for Fabrikam, Inc. Recently, your IT development department created a new client/server application that uses a web service. Your manager asks you to interview key people and then come to his office to answer his questions about the changes you will need to mak...
With IaC, youdefine the desired state of your infrastructurein a configuration file, which you then process with a tool like Terraform. This initially creates the infrastructure components, such as gateways, segments, policies and firewall rules. ...
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B) Firewall C) Server application D) Detention software Computer Virus: A computer virus is a harmful software or code developed to change how a computer works and is designed to spread from one computer to another. A virus inserts ...
government's e-books antitrust case, Apple Inc appears headed for a high-stakes trial that could significantly increase the personal computer company's liability in related litigation. More: TUAW and iPhone in Canada BlogDan Levine / Thomson Reuters News and Insight Legal: Oracle vs Google ...
The ufw (Uncomplicated Firewall) is an front-end for most widely used iptables firewall and it is well comfortable for host-based firewalls.
Almost everything related to the internet in a networked system depends on DNS. You should always have port 53 open. DNS usually operates on UDP…however, there are scenarios when DNS will use TCP so both UDP and TCP port 53 need to be open. See: https://networkinterview.com/when-does...