We live in a very modern era where the presence of the Internet has become one of the necessities of life and to facilitate daily and hard work. The presence of the Internet is important, but not all people use it in the right way. There are those who prevent the appropriation or theft of information be secure through the presence of some gaps in the web, so researcher will do some examinations on some university website in Saudi Arabia and analysis of the types of vulnerabilities using the OWASP ZAP bracket and use Black box method,It’s testing the functionality without peering into internal structures. The result from this research is to measure the security of university websites in KSA.