The hands-on IT reference for system administrators — production-tested tutorials, verified fixes, and 11 free browser tools.
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Browser-based tools for sysadmins and security engineers
Assess your Zero Trust maturity across Microsoft's 7 pillars.
Analyze Windows logs, Event IDs, and errors.
Generate iptables, UFW, Windows, and Cisco ACL rules.
Operation PowerOFF Dismantles DDoS-for-Hire Networks Globally
International law enforcement operation PowerOFF shut down DDoS-for-hire services across 21 countries on April 13, 2026.
ZionSiphon Malware Targets Water Treatment OT Systems
New ZionSiphon malware specifically targets operational technology in water treatment and desalination facilities to disrupt critical infrastructure operations.
Google Releases Android 17 Beta 4 Final Testing Build
Google shipped Android 17 Beta 4 as the final beta release, marking completion of the testing cycle before stable launch.
Microsoft Defender Hit by Second Zero-Day in Two Weeks
Security researcher releases proof-of-concept exploit for new Microsoft Defender zero-day dubbed RedSun, marking second critical flaw disclosed this month.
Sapphire Sleet Targets Mac Users with Fake Zoom Updates
North Korean threat group Sapphire Sleet deploys ClickFix attacks through fraudulent job offers and malicious Zoom updates to compromise Mac systems.
Scrapling
Scrapling is an adaptive web scraping framework for Python that handles everything from single requests to full-scale crawls. Built with stealth capabilities and automatic element relocation when websites change, it's designed to bypass anti-bot systems while providing a unified API for all scraping needs.
Evan MaelAI Website Cloner Template
AI Website Cloner Template is a TypeScript-based tool that automatically reverse-engineers websites and rebuilds them as pixel-perfect clones using Claude Code. It extracts design tokens, creates component specifications, and deploys parallel builder agents to reconstruct entire websites.
Evan MaelPapeer
Papeer is a command-line web scraper built in Go that converts websites and RSS feeds into clean, readable ebooks and markdown files. Designed specifically for e-readers, it strips away ads and navigation to preserve only the essential content.
Evan MaelSuperGrate
SuperGrate is a free, open-source Windows utility that provides a graphical interface for Microsoft's USMT (User State Migration Tool). It enables IT administrators to perform remote profile migrations and backups across domain-joined networks with minimal user disruption.
Evan MaelOnionHop
OnionHop is a desktop application for Windows and macOS that simplifies anonymous browsing by routing traffic through the Tor network. It offers both proxy mode and VPN-style system-wide routing with split tunneling capabilities.
Evan MaelNmap
Nmap (Network Mapper) is the industry-standard network discovery and security auditing tool used by security professionals worldwide. Written in C with Lua scripting support, it's been the go-to choice for network reconnaissance and vulnerability assessment for over two decades.
Evan MaelWhat is Security Baseline 2602? Windows Server 2025 Guide
Security Baseline 2602 provides hardened security configurations for Windows Server 2025. Learn implementation, benefits, and best practices.
What is Intune Policy Agent? Definition, How It Works & Use Cases
Intune Policy Agent is Microsoft's client-side service that enforces device management policies. Learn how it works, deployment scenarios, and best practices.
What is Multi App Kiosk Mode Profile Assignment? Windows 11 Guide
Multi App Kiosk Mode profile assignment in Windows 11 allows IT admins to configure restricted user environments with specific apps. Learn setup, management, and best practices.
What is Two-Factor Authentication? Definition, How It Works & Use Cases
Two-Factor Authentication (2FA) adds an extra security layer by requiring two verification methods. Learn how 2FA works, implementation methods, and security best practices.
What is Infrastructure as Code? Definition, Tools & Best Practices
Infrastructure as Code (IaC) automates infrastructure provisioning through code. Learn how IaC works, popular tools like Terraform and Ansible, and implementation best practices.
What is a Vulnerability? Definition, Types & Risk Management
A vulnerability is a security weakness that can be exploited by attackers. Learn about CVE, CVSS scoring, types of vulnerabilities, and best practices for IT security.
KB5083245 — Security Update for SQL Server 2025 CU3
KB5002853 — Security Update for SharePoint Server Subscription Edition
KB5002854 — Security Update for SharePoint Server 2019
KB5084819 — Security Update for SQL Server 2017 GDR
KB5084817 — Security Update for SQL Server 2019 GDR
KB5084821 — Security Update for SQL Server 2016 SP3 GDR
KB5084820 — Security Update for SQL Server 2016 SP3 Azure Connect Feature Pack
KB5084818 — Security Update for SQL Server 2017 CU31
KB5084814 — Security Update for SQL Server 2025 GDR
KB5002861 — Security Update for SharePoint Server 2016
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