Articles & Guides
Useful resources for web developers and system administrators
Security
MSSP: What Is a Managed Security Service Provider
MSSP (Managed Security Service Provider) explained: services offered, MSSP vs MDR vs SOC, pros and cons, how to choose a provider, and how much it costs.
Security
What Is MDR (Managed Detection and Response)?
Managed Detection and Response (MDR) is a 24/7 outsourced threat detection and response service. Learn how MDR works and differs from MSSP, EDR, and SOC.
Security
What Is EDR (Endpoint Detection and Response)?
What is EDR (Endpoint Detection and Response): how it works, what it detects, how it differs from antivirus, who needs it, and its limitations.
Security
MDR vs MSSP vs SOC: What to Choose
MDR vs MSSP vs SOC compared: in-house SOC vs MSSP outsourcing vs outcome-focused MDR — scope, response, cost, SLA, and how to choose by company size.
AI
LLMO: Large Language Model Optimization (2026)
LLMO (Large Language Model Optimization): how it differs from GEO and AEO, how LLMs pick sources, RAG vs training data, signals and a 2026 checklist.
Security
EDR vs Antivirus: Key Differences Explained
EDR vs antivirus explained: signature-based prevention versus behavioural detection and response, NGAV, threat coverage and what your business needs.
AI
AI Website Promotion in 2026: Trends & Strategy
AI website promotion in 2026: get cited by AI Overviews, ChatGPT, Perplexity and Gemini via GEO, AEO, llms.txt and Schema.org. Strategy + checklist.
AI
AEO (Answer Engine Optimization): A 2026 Guide
AEO (Answer Engine Optimization) explained: how it differs from SEO and GEO, answer-first structure, schema, voice, metrics, and a 2026 checklist.
Networking
Fix ERR_ADDRESS_UNREACHABLE: Causes and Solutions
ERR_ADDRESS_UNREACHABLE means the IP resolved but there is no route to it. Learn the causes — router, VPN, IPv6, private IPs — plus diagnostics and fixes.
Networking
How to Check Open Ports: Online, Windows, Linux
How to check open ports: netstat and Get-NetTCPConnection on Windows, ss and lsof on Linux, nc and telnet from outside, plus a free online port scanner.