--- title: "#hackops articles | Hashnode" description: "Explore 4 articles tagged #hackops on Hashnode. Tutorials, guides, and how-tos from the community." url: "https://hashnode.com/tag/hackops" --- Tag # #hackops 4 posts · 0 followers [V. Leela](https://hashnode.com/@Leela-Laalini) · [Jun 5, 2025](https://hashnode.com/posts/penetration-testing-fundamentals/68415bf497cd60ec9b431e5f) ### [Penetration Testing Fundamentals](https://leelastask4.hashnode.dev/penetration-testing-fundamentals?utm_source=hashnode&utm_medium=feed) Task - 1: Pentesting Fundamentals the "Pentesting Fundamentals" room on TryHackMe is a fantastic starting point. This interactive platform offers hands-on training in penetration testing, allowing you to learn essential skills in a gamified environme... 9 min read · [leelastask4.hashnode.dev](https://leelastask4.hashnode.dev/penetration-testing-fundamentals?utm_source=hashnode&utm_medium=feed) [sreekrishna](https://hashnode.com/@sree-krishna) · [Jun 5, 2025](https://hashnode.com/posts/penetration-testing-fundamentals/6841470044bca2234841c215) ### [Penetration Testing Fundamentals](https://sreekrishnastask4.hashnode.dev/penetration-testing-fundamentals?utm_source=hashnode&utm_medium=feed) Authorized simulated cyberattacks to find and fix security vulnerabilities before hackers exploit them. Key Concepts White Hat vs Black Hat: Ethical (legal) vs malicious (illegal) hacking Authorization: Always get permission first Methodology: Str... 6 min read · [sreekrishnastask4.hashnode.dev](https://sreekrishnastask4.hashnode.dev/penetration-testing-fundamentals?utm_source=hashnode&utm_medium=feed) [sreekrishna](https://hashnode.com/@sree-krishna) · [Jun 5, 2025](https://hashnode.com/posts/networking-fundamentals/68414605e785abe072da48c4) ### [Networking fundamentals](https://task3sree.hashnode.dev/networking-fundamentals?utm_source=hashnode&utm_medium=feed) Task - 1: introductory networking: 🔹 Key Topics Covered in the Room IP Addresses & How They Work IPv4 vs. IPv6 – Why the world is slowly shifting to IPv6 (more addresses!). Public vs. Private IPs – How your home router uses NAT to share one publi... 5 min read · [task3sree.hashnode.dev](https://task3sree.hashnode.dev/networking-fundamentals?utm_source=hashnode&utm_medium=feed) [V. Leela](https://hashnode.com/@Leela-Laalini) · [May 20, 2025](https://hashnode.com/posts/linux-fundamentals-part-1/682c8a60220ccff65d4fa9b5) ### [Linux Fundamentals 🌟 Part - 1](https://leelatask2.hashnode.dev/linux-fundamentals-part-1?utm_source=hashnode&utm_medium=feed) TASK - 1: Linux is an operating system such as Mac or Windows. It runs upon phones, cars, and computers. Many other things make it run also. ⚡Things we will learn about Linux: In your own browser, 💻 try out your first Linux commands now. In order ... 30 min read · [leelatask2.hashnode.dev](https://leelatask2.hashnode.dev/linux-fundamentals-part-1?utm_source=hashnode&utm_medium=feed)