I want to understand how an online port scanner works. How can it detect whether specific ports on my IP address are open or closed? Are there any tools that show both open ports and my public IP address in one place?
III
see attached. You are an IT consultant hired by ABC Tech Solutions, a small but growing technology firm specializing in software development. The firm has recently expanded its operations and is looking to ensure its IT infrastructure is secure and compliant with industry standards. As part of your engagement, you