tedjames said: Don't know that I have favorite tools, but the ones that have given me the most success have been Tenable.IO (Network and Web), Burp Suite, OWASP-ZAP, Nikto, some others I can't remember offhand, and good old fashioned manual testing.Some good sites to check out:https://www.hackers-arise.comhttps://null-byte.wonderhowto.com/ https://www.hackingarticles.inhttps://0ut3r.space/2019/02/22/kali-linux-website-penetration-testing/https://www.owasp.org/index.php/Web_Application_Penetration_TestingActually, anything from OWASP is great. There are plenty more, of course.