The OWASP Top Ten is a project maintained by the Open Web Application Security Project (OWASP). OWASP is a respected authority in the field of web security, and the Top Ten is a collection of the ten most serious vulnerabilities for web applications.

Many of these vulnerabilities have existed for a long time, yet still pose an active and serious threat; When a website gets compromised, the chances are good that at least one exploited vulnerability will be listed in the OWASP Top Ten.

With that in mind, let’s go on a tour of vulnerabilities that are in the OWASP Top Ten.


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