Basics of network security measures: Roles of firewalls, WAF, and IDS/IPS

Security measures are an absolute must in today's digital world. As the saying goes, "When are you going to do it? Now is the time!" Security is not something that can be postponed. This article provides an easy-to-understand explanation of the roles of firewalls, WAF, and IDS/IPS, which are the basics of security measures. Understanding the importance of how these technologies protect our digital environment is the first step to security.

We aim to provide information to help future startups make technology choices, providing guidelines for determining which framework is best suited for your project.

About Ruby on Rails

Features of Ruby

Ruby is known for its intuitive syntax, which makes it relatively easy to learn even for programming novices. It is easy to read, allows for expressions similar to natural language, and is widely used as a scripting language. These characteristics allow developers to write complex code in fewer lines, which increases productivity.

Advantages of Ruby on Rails

Ruby on Rails is designed around the philosophy of "convention over configuration," meaning developers can build applications faster by following convention over configuration. Ruby on Rails simplifies the development process and provides built-in support for common web application features such as database operations, session management, and error handling.

By using Ruby on Rails, you can, for example, generate a web application with blog posting functionality with a few lines of command. The following is an example of generating a blog system controller and model using Ruby on Rails.