Writing

The Blog

Practical articles on Next.js, M-Pesa integration, web performance, and building secure digital products.

Cybersecurity12 min read

System Hacking: How Attackers Target Windows Authentication and Passwords

A deep dive into how Windows stores password hashes, how NTLM and Kerberos authentication work, and the techniques attackers use to crack and abuse credentials — from dictionary attacks to Pass-the-Hash and AS-REP Roasting.

8 May 2026

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Cybersecurity10 min read

Digital Forensics: How Investigators Recover Evidence from Digital Devices

A practical introduction to digital forensics covering evidence acquisition, file recovery, memory analysis, and how investigators trace cybercrime across devices and networks.

26 April 2026

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Mobile Development8 min read

Expo & React Native vs Flutter: Which Should You Choose?

A practical comparison of Expo/React Native and Flutter from a developer who has used both — including real experience building a barcode scanning inventory management system.

22 April 2026

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Tutorial9 min read

How to Build a Multi-Vendor Marketplace in Next.js

A practical guide to architecting a multi-vendor marketplace with Next.js, including vendor onboarding, product listings, M-Pesa payments, and commission logic.

10 April 2026

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Case Study7 min read

How I Built a Mental Health Platform with M-Pesa Payments

Behind the scenes of building SalusCare — a clinical psychology platform with AI-guided intake, encrypted messaging, and M-Pesa + Paystack payments in Next.js.

5 April 2026

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Tutorial8 min read

How to Integrate M-Pesa STK Push in Next.js

A complete step-by-step guide to integrating Safaricom M-Pesa STK Push payments into a Next.js application using the Daraja API.

10 March 2026

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Web Performance6 min read

Core Web Vitals Optimisation in Next.js

Learn how to achieve a perfect Google PageSpeed score in your Next.js application. Covers LCP, CLS, INP and the exact techniques that make the difference.

18 February 2026

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Cybersecurity10 min read

OWASP Top 10: Building Secure Next.js Applications

A practical guide to the most critical web application security vulnerabilities and how to prevent them in your Next.js projects.

25 January 2026

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