Top Free Tools for Scanning Security Risks

Today’s internet is all about web apps and the advancement of web applications and other technologies that change the way we do business. Assuming that the network firewall that you have in place to protect your network will secure your websites and web applications won’t help. Ensuring security is about identifying the risks and implementing appropriate countermeasures.

Below are some top listed tools used for identifying the common web application security risks

Top Free Tools for Scanning Security Risks


Burp Suite

A comprehensive solution for web application security checks.


A tool used for testing SQL injection and XSS.


The most advanced open-source security scanner used for testing known vulnerabilities.

Security Headers

A tool to quickly report which security headers like CSP and HSTS a domain has enabled and correctly configured.

Xenotix XSS Exploit Framework

An OWASP tool that includes a huge selection of XSS attack examples, which you run to quickly confirm whether your site’s inputs are vulnerable in Chrome, Firefox, and IE.


The Zed attack proxy is an easy-to-use integrated penetration testing tool for finding vulnerabilities in web applications.

OWASP SWF Intruder (Swiff Intruder)

A first-in-case tool specifically developed for analyzing and testing the security of Flash applications at runtime.

Subgraph Vega

Vega can help you find and validate SQL Injection, Cross-Site Scripting (XSS), inadvertently disclosed sensitive information, and other vulnerabilities.

Browser Extensions

Browser Extensions can also help in securing the web applications like:

  1. Firefox Live HTTP Headers – View HTTP headers of a page while browsing.
  2. Firefox Tamper Data – Use tamperdata to view and modift HTTP/HTTPS headers and post parameters.
  3. Firefox Web Developer Tools – The web developer extension adds various web developer tools to the browser.
  4. Firefox Firebug – Firebug integrates with Firefox to edit, debug, and monitor CSS, HTML ad Javascript.