Sandbox99 Chronicles
  • Home
  • About
  • Contact
  • Tools
    • GTFOBins
    • Markdown Viewer
    • Network Architect Planner
    • Bookmark Manager
    • Youtube Downloader
Artificial Intelligence Cheat Sheet Command Line Tools Cybersecurity Data Protection DevOps Ethical Hacking IT Best Practices IT Fundamentals Linux Networking Fundamentals NixOS Pentest Productivity Self-Hosting Virtualization Web Security macOS

Archive

April 2025

9 posts
Asset Security: Understanding Risks, Threats, and Vulnerabilities in a Digital World Asset Security: Understanding Risks, Threats, and Vulnerabilities in a Digital World
Cybersecurity

Asset Security: Understanding Risks, Threats, and Vulnerabilities in a Digital World

Apr 28, 2025 5 min read
Mastering OpenSSH: Secure Remote Access Made Simple Mastering OpenSSH: Secure Remote Access Made Simple
Cybersecurity

Mastering OpenSSH: Secure Remote Access Made Simple

Apr 16, 2025 6 min read
From Clicks to Code: Mastering VM Deployment in VirtualBox From Clicks to Code: Mastering VM Deployment in VirtualBox
Virtualization

From Clicks to Code: Mastering VM Deployment in VirtualBox

Apr 11, 2025 7 min read
Understanding IPv6: Addressing the Future of the Internet Understanding IPv6: Addressing the Future of the Internet
Networking Fundamentals

Understanding IPv6: Addressing the Future of the Internet

Apr 08, 2025 8 min read
Hands-On Guide to Linux User and Group Management Hands-On Guide to Linux User and Group Management
Command Line Tools

Hands-On Guide to Linux User and Group Management

Apr 07, 2025 9 min read
Secure Your Linux Server with Firewalld – A Practical Overview Secure Your Linux Server with Firewalld – A Practical Overview
Cybersecurity

Secure Your Linux Server with Firewalld – A Practical Overview

Apr 05, 2025 8 min read
Understanding Proxy Servers: Security, Performance, and Best Practices Understanding Proxy Servers: Security, Performance, and Best Practices
Cybersecurity

Understanding Proxy Servers: Security, Performance, and Best Practices

Apr 03, 2025 6 min read
UFW for Beginners: Firewall Security Without the Complexity UFW for Beginners: Firewall Security Without the Complexity
Cybersecurity

UFW for Beginners: Firewall Security Without the Complexity

Apr 02, 2025 7 min read
iptables Essentials: A Beginner's Guide to Network Security iptables Essentials: A Beginner's Guide to Network Security
Networking Fundamentals

iptables Essentials: A Beginner's Guide to Network Security

Apr 01, 2025 6 min read
About the Author
Jose C. Mendez

Jose C. Mendez

Platform & Security Engineer

Taguig, Metro Manila

With over a decade of hands-on experience in IT infrastructure, security, and automation — I document real-world solutions across DevOps tooling, network security, Linux administration, and ethical hacking. Because the best notes are the ones you publish.

Portfolio LinkedIn
Recent Posts
  • WiFi Captive Portals: The Most Phished Page on the Internet
    WiFi Captive Portals: The Most Phished Page on the Internet Oct 28, 2026
  • Cloudflare’s Free Tier, Fully Mapped: DNS, CDN, WAF, and a Serverless Stack at $0
    Cloudflare’s Free Tier, Fully Mapped: DNS, CDN, WAF, and a Serverless Stack at $0 Oct 27, 2026
  • Systemd vs rc.local: Why Linux Users Still Argue About Boot Scripts
    Systemd vs rc.local: Why Linux Users Still Argue About Boot Scripts Oct 26, 2026
  • Why VMware Workstation Is Free Now
    Why VMware Workstation Is Free Now Oct 25, 2026
  • Graph Engineering: The Missing Layer After Context Engineering
    Graph Engineering: The Missing Layer After Context Engineering Oct 24, 2026
Archives
  • October 2026 28
  • September 2026 30
  • August 2026 16
  • July 2026 7
  • June 2026 7
  • May 2026 6
  • September 2025 14
  • August 2025 29
  • July 2025 27
  • June 2025 24
  • May 2025 18
  • April 2025 9
Sandbox99 Chronicles

Practical IT knowledge for engineers, sysadmins & security professionals.

About Privacy Policy Disclaimer
© 2026 Sandbox99 Chronicles. All rights reserved.
We use cookies — this site uses cookies to remember your theme preference and improve your browsing experience. Read our Privacy Policy for details.