Video
Complete Secure Company Network Design
A comprehensive 3-hour demonstration of how to design and implement a secure enterprise network with multiple security zones, VLANs, and proper firewall configuration
[ SECURITYLAB ]
SecurityLab track — runtime and distributed systems, kernel debugging, eBPF, Go concurrency, memory models, bootloaders, and assembly walkthroughs. Code-first, source-cited, mechanism-deep.
Long-form writing and video on runtime, distributed systems, and kernel internals — the layers below the application where most production reliability is actually decided.
Topics: Go runtime and concurrency, distributed systems patterns (RPC, queues, idempotency), kernel debugging with GDB/QEMU, eBPF, memory models, bootloaders, and assembly walkthroughs.
Companion to the HarrisonSecurityLab YouTube channel. Blog and video are listed below — most recent first.
Video
Buffer Overflow Attack Explained
This is one of the clearest demonstrations of a buffer overflow attack I've seen, where Dr. Mike Pound not only explains the theory but shows the complete attack process, invaluable for security learners