Website security is very important because now a days website defacement is very common. So you must secure your web application before a hacker find the vulnerabilities on it. Try to use best website vulnerability scanner tools and find vulnerabilities and fix it. In this blog https://antivirus.comodo.com/blog/how-to/top-5-website-vulnerability-scanning-tools/?af=9557 we listed the top 5 website vulnerability scanning tools that protects your website from cyber attack.