Technical Knowledge Base

Engineering Labs & Documentation

Peer-reviewed guides, architecture patterns, network packet dissections, and offensive security labs written by NexGen members.

Cyber Security 30m read

Binary Exploitation & Buffer Overflow Fundamentals

Low-level systems security lab: understand x86-64 stack frame layout, memory corruption, instruction pointer hijacking (ret2win), and automated exploitation with pwntools.

Advanced / Expert • 5 reads
MA
By Matthew Magundo
Read Lab
Fullstack Web 25m read

Reactive State Architecture with Svelte 5 Runes

Complete engineering guide to Svelte 5 Runes: fine-grained reactivity using $state, $derived, $effect, typed snippets, and universal reactive classes.

Intermediate • 6 reads
VI
By Victor Owino
Read Lab
Networking 25m read

Hands-on Network Packet Analysis with Scapy & Wireshark

Deep network packet dissection lab: capture, decode, and manipulate raw Ethernet, IPv4, TCP, and DNS frames using Python, Scapy, and Wireshark.

Intermediate • 6 reads
Fidel Eliud
By Fidel Eliud
Read Lab
API & Backend 25m read

Building High-Throughput REST APIs with Django & DRF

Architectural blueprint for eliminating N+1 queries, optimizing PostgreSQL execution plans, enforcing atomic transactions, and implementing Redis caching under high concurrency.

Intermediate • 4 reads
BE
By Benard Karanja
Read Lab