CS0-003 Question #380: Real Exam Question with Answer & Explanation

The correct answer is A: A web application firewall. A web application firewall (WAF) is a tool that can protect web servers from attacks such as SQL injection, cross-site scripting, and other web-based threats. A WAF can filter, monitor, and block malicious HTTP traffic before it reaches the web server. A WAF can also be configure

Submitted by stefanr· Mar 6, 2026Security operations

Question

A security analyst is reviewing the logs of a web server and notices that an attacker has attempted to exploit a SQL injection vulnerability. Which of the following tools can the analyst use to analyze the attack and prevent future attacks?

Options

AA web application firewall
BA network intrusion detection system
CA vulnerability scanner
DA web proxy

Explanation

A web application firewall (WAF) is a tool that can protect web servers from attacks such as SQL injection, cross-site scripting, and other web-based threats. A WAF can filter, monitor, and block malicious HTTP traffic before it reaches the web server. A WAF can also be configured with rules and policies to detect and prevent specific types of attacks.

Topics

#SQL injection#web application firewall#web security

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