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Web Application Firewall (WAF)

What is a Web Application Firewall?

A Web Application Firewall (WAF) is a security system that protects web applications by filtering and monitoring HTTP traffic between a web application and the internet. It is designed to prevent attacks that aim to exploit vulnerabilities in web applications.

Purpose of a Web Application Firewall

The main purpose of a WAF is to safeguard web applications from various types of cyber threats, including attacks that could compromise data, disrupt services, or exploit application vulnerabilities. It helps ensure that web applications remain secure and operational.

How Does it Work?

A WAF works by analyzing incoming web traffic and blocking harmful requests before they reach the web application. It inspects data for malicious content, such as SQL injections or cross-site scripting, and applies predefined security rules to filter out harmful requests.

Benefits

  1. Enhanced Security: Provides an additional layer of defense against attacks targeting web applications.
  2. Real-Time Protection: Monitors and filters web traffic in real-time to prevent threats from reaching the application.
  3. Customizable Rules: Allows for the creation of tailored security rules to address specific threats and vulnerabilities.

Conclusion

A Web Application Firewall is a crucial tool for protecting web applications from cyber threats. By filtering and monitoring web traffic, it helps prevent attacks and ensures that web applications are secure and reliable.