ARP Poisoning: Intercepting Traffic on Your Own Network
Technical deep dive into ARP spoofing: how gratuitous ARP poisons caches, Scapy MitM scripts, Ettercap credential capture, DAI on Cisco Catalyst, and arpwatch …
Posts tagged: Network-Plus
SSL Stripping: Downgrading HTTPS to HTTP Without the User Noticing
How SSL stripping intercepts HTTPS traffic via HTTP rewrites, where HSTS and HSTS preloading defend against it, and what sslstrip still bypasses in 2026.
Network Segmentation Pitch: From VLANs to Microsegmentation to TrustSec
The SE's guide to pitching network segmentation maturity — from flat networks through VLANs, ACLs, microsegmentation, and TrustSec SGTs — with objection …
VLAN Hopping: Jumping Between Network Segments You Shouldn't Access
Technical breakdown of VLAN hopping via switch spoofing and double tagging, with Scapy exploit code, Cisco IOS hardening configs, and PCI DSS segmentation …
BGP Hijacking: How Attackers Reroute the Internet Itself
Deep dive into BGP hijacking mechanics, real incidents including the 2018 AWS Route 53 attack, RPKI/ROA validation, BGPStream monitoring, and prefix filtering …
DNS Hijacking: Redirecting Your Traffic Without You Knowing
Deep dive into DNS hijacking attack types, real APT campaigns, detection techniques using dig/DNSSEC, and defenses including DNS-over-HTTPS and CAA records.
Network+ N10-009 Objective 1.3 — Cloud Concepts
A full breakdown of CompTIA Network+ Objective 1.3 — IaaS, PaaS, SaaS, public/private/hybrid cloud, deployment models, VPN, SD-WAN, MPLS, and connectivity …
CompTIA Network+ (N10-009) Objective 1.2: Networking Appliances Explained
A full breakdown of CompTIA Network+ Objective 1.2 — routers, switches, firewalls, IDS/IPS, load balancers, proxy servers, WAPs, and more. Everything you need …
CompTIA Network+ (N10-009) Objective 1.1: OSI Model All 7 Layers Explained
A full breakdown of CompTIA Network+ Objective 1.1 — the OSI model, all 7 layers, data encapsulation, TCP flags, MTU, and how it all ties together for the exam.
CompTIA Network+ N10-009 Complete Study Guide
Free CompTIA Network+ N10-009 study guide — every exam objective covered with video walkthroughs, practice questions, and a hands-on home lab guide. Updated for …