Overview Network scanning with Nmap effectively identifies open ports and potential vulnerabilities.Web application testing using OWASP ZAP detects critical sec ...

Learn how to create a drop-down list in Excel without or with color using conditional formatting and data validation rules.

Ubuntu is a free computer system, like Windows or macOS, but it’s built by a community. It’s great for programmers because it’s very flexible and has lots of tools already built-in that help you code.