A beginner-friendly firewall demo on Kali Linux using ufw. Shows secure defaults, allows SSH/HTTP/HTTPS, tests with nmap and nc, and saves artifacts. Pre-firewall scan: nmap -Pn -p 1-1000 ...

You can create a release to package software, along with release notes and links to binary files, for other people to use. Learn more about releases in our docs.

Generally, the way the ping command works amongst other network tools, is simply by sending special packets known as Internet Control Message Protocol (ICMP) Echo Requests to a target device, and then ...

Community driven content discussing all aspects of software development from DevOps to design patterns. One of the most secure ways to communicate across the public internet is to use SSH. This is why ...

Got the new iPhone 17 Pro? I'll unbox it and guide you through the setup process step by step. First, I'll show you what’s included in the box, then walk you through the setup for those starting from ...

FARMINGDALE, N.Y. – With the U.S. facing a narrow defeat at the 45th Ryder Cup, options for assigning blame run deep. But captain Keegan Bradley chose to turn the finger-pointing inward on himself in ...