A Linux firewall is a system that provides network security by filtering incoming and outgoing network traffic based on a set of user-defined rules. In general, the purpose of a firewall is to reduce or eliminate the occurrence of unwanted network. Here we provide you with the brief information about How firewall works and protect your system at different Layers.
Are you a teacher, a student or simply interested in learning technologies? Do you wonder how long ago does education technology date back to? In that case, this infographic is for you! Open Colleges has visualised this amazing timeline to help you understand the main milestones during the history of ed-tech and how we are using it nowadays.
Technology in the classroom and in other areas of education is becoming increasingly important. Teachers and other professionals in the education industry have already been using technology for a number of years, in order to improve the learning process in today’s society. When we think about education technology, what first comes to our mind is modern technology, such as laptops or tablets, which is what we know as e-Learning tools. However, education technology dates back to 6,000 years ago when Egyptians used hieroglyphics as an education system to teach phrases, laws and rules in order to keep them permanently by transmitting them from generation to generation.
This infographic is a journey through time. It visualizes the most important landmarks in learning and helps us understand the history of ed-tech and how education technology has evolved during the course of human history. The visualization also opens the horizon to start thinking about how will new innovative technologies be applied in the future of education.
The Evolution of Learning Technologies, an infographic by Open Colleges.
The gaming industry has become a place of interest for MNCs globally to spend billions. Many studies that delved into this particular digital gaming world have acquired significant insights on the mobile game market. Here are some of those figures that will make you familiar with how the enormous market is stacked up.
As time advances so do our habits and technology. Today we are seeing a huge transition in smoking to vaping, but do you ever wonder where it all started? Check out this infographic to learn more about the history of e-cigs, vaping devices and the vaping industry as a whole.
The ClearOS Linux firewall app allows administrators to simply open ports for services running locally on the server. If a service requires connections from outside your network to be made (i.e. running a web or mail service on a system