--- title: "Matthew Hard (@sealsec2022) | Hashnode" description: "Hey everyone, I'm Matt! I love discussing Cybersecurity and all things tech. Let's chat and geek out together!" url: "https://hashnode.com/@sealsec2022" --- @sealsec2022 # Matthew Hard @sealsec2022 路 Joined April 2023 Hey everyone, I'm Matt! I love discussing Cybersecurity and all things tech. Let's chat and geek out together! ### [馃悕 How to Set Up a Python Virtual Environment (venv) on Windows, MacOS, and Linux (For Absolute Beginners)](https://matthewhard.com/how-to-set-up-a-python-virtual-environment-venv-on-windows-macos-and-linux-for-absolute-beginners?utm_source=hashnode&utm_medium=feed) Step-by-step guide to create a Python virtual environment (venv) on Windows, macOS, and Linux. Perfect for beginners to install packages safely. 4 min read 路 [matthewhard.com](https://matthewhard.com/how-to-set-up-a-python-virtual-environment-venv-on-windows-macos-and-linux-for-absolute-beginners?utm_source=hashnode&utm_medium=feed) [Jul 15, 2025](https://hashnode.com/posts/how-to-set-up-a-python-virtual-environment-venv-on-windows-macos-and-linux-for-absolute-beginners/6875a723ac29af4e91b7c2fa) ### [Enhance Your Online Security with Hardware Keys | Protect Against Cyber Threats](https://matthewhard.com/enhance-your-online-security-with-hardware-keys-protect-against-cyber-threats?utm_source=hashnode&utm_medium=feed) Uncover how hardware keys bolster online security, adding an extra layer of protection to your accounts against cyber threats. 3 min read 路 [matthewhard.com](https://matthewhard.com/enhance-your-online-security-with-hardware-keys-protect-against-cyber-threats?utm_source=hashnode&utm_medium=feed) [Apr 5, 2024](https://hashnode.com/posts/enhance-your-online-security-with-hardware-keys-protect-against-cyber-threats/6610269235a3f62fee6f271f) ### [Resolving Windows Recovery Environment Issues: reagentc](https://matthewhard.com/resolving-windows-recovery-environment-issues-reagentc?utm_source=hashnode&utm_medium=feed) Learn how to quickly resolve the "Could not find recovery environment" error on Windows systems using reagentc. Optimize your recovery capabilities with sim 2 min read 路 [matthewhard.com](https://matthewhard.com/resolving-windows-recovery-environment-issues-reagentc?utm_source=hashnode&utm_medium=feed) [Mar 15, 2024](https://hashnode.com/posts/resolving-windows-recovery-environment-issues-reagentc/65f4b115890a661d8e39d661) ### [Networking Fundamentals: Subnetting](https://matthewhard.com/networking-fundamentals-subnetting?utm_source=hashnode&utm_medium=feed) Explore subnetting in IPv4 networks, including CIDR notation, subnet masks, and network classes. Practice subnetting with examples and questions. 3 min read 路 [matthewhard.com](https://matthewhard.com/networking-fundamentals-subnetting?utm_source=hashnode&utm_medium=feed) [Feb 6, 2024](https://hashnode.com/posts/networking-fundamentals-subnetting/65c2a4af15bde8cd811ee177) ### [Powerful OSINT Tools to Help Gather Critical Information Fast](https://matthewhard.com/powerful-osint-tools-to-help-gather-critical-information-fast?utm_source=hashnode&utm_medium=feed) Supercharge your OSINT game with powerful tools. Explore our curated list for faster, more accurate info-gathering. 3 min read 路 [matthewhard.com](https://matthewhard.com/powerful-osint-tools-to-help-gather-critical-information-fast?utm_source=hashnode&utm_medium=feed) [Oct 30, 2023](https://hashnode.com/posts/powerful-osint-tools-to-help-gather-critical-information-fast/65400c5edf78f22365adfcf1)