Satish KumarIT Infrastructure Architect & Cybersecurity Builder

I build security-first systems and practical mobile apps.

IT Infrastructure Architect & Cybersecurity Builder. This is my hub for apps, platforms, and technical content.

Privacy-first appsInfrastructure & security engineeringTools, labs, and platforms
Mobile Applications

Featured Apps

Lightweight, useful apps built for speed, clarity, and privacy.

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Secure Notes Lite

Coming Soon
Security & Privacy

Minimal notes with local-only storage and optional lock.

Privacy-firstStore links coming soon
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WiFi QR Share

Coming Soon
Utilities

Generate and scan Wi-Fi QR codes instantly—no clutter.

Privacy-firstStore links coming soon
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Password Policy Helper

Coming Soon
Productivity

Generate compliant password rules and check strength quickly.

Privacy-firstStore links coming soon
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Log Analyzer Mini

Coming Soon
Utilities

Paste logs, detect patterns, export clean summaries.

Privacy-firstStore links coming soon
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Port Checker

Coming Soon
Security & Privacy

Simple connectivity tests with clear results and history.

Privacy-firstStore links coming soon
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Checklist Tracker

Coming Soon
Productivity

Simple checklist templates for IT and daily workflows.

Privacy-firstStore links coming soon
View all apps →
What I Build

What I build

Mobile Apps

Small, focused apps that solve real problems.

  • •Fast UI
  • •Clean UX
  • •Privacy-first

Platforms

Learning + tools ecosystems for Linux, security, and DevOps.

  • •Tools
  • •Labs
  • •Tutorials

Security-first Systems

Scalable infrastructure built with observability and automation.

  • •Monitoring
  • •Automation
  • •Audit-ready design

Engineering mindset

  • •Infrastructure design & optimization
  • •Security, compliance evidence, and audit readiness
  • •Monitoring/observability + automation
  • •Linux + networking + platform engineering
Systems that scale cleanly • Security-first design • Automation where it matters • Observability as default
Multi-TB class
Large-scale systems
Automation-first
Operating model
Security by default
Design principle
Latest Updates

Latest writing & resources

Explore my latest technical content and resources

Blog8 min read

Ubuntu Password Policy (PAM) — Practical Setup + Evidence Commands

Blog10 min read

Wazuh Dashboards for SOC2 & ISO 27001 — Building Useful Views

Blog12 min read

PostgreSQL at Scale — Real-time + Analytics Together

Guide6 min read

FortiGate + Cisco VLANs — Clean Segmentation Blueprint

Checklist5 min read

Kubernetes Single Node — Production-lean Setup Checklist

How-to7 min read

Windows Symlinks & Shared Folder Permissions — Real Fixes

Browse all content →

Want to collaborate or report an issue in an app?

For app support: open the app page → Support → send details/screenshot.