Videos
Short cybersecurity lessons
Short lessons and longer explainers for network and security engineers. Faceless, no music, one focused idea per video.
Series
One topic at a time.
SeriesCisco Secure Firewall
FMC and FTD lessons, one focused idea per video.
SeriesNetwork segmentation
Security zones, VLAN subinterfaces and inline sets.
SeriesFirewall migration
Migration and rule hygiene for the person doing the cutover.
SeriesEmail security
DMARC, TLS and email-security basics.
Loops are ambient visuals. The lessons are on the channels below.
Where to watch
Pick the channel you already use.
YouTube
@nizartuanku
Cinematic explainers and Shorts.
Open YouTube → Instagram@nizartuanku
Daily short lessons.
Open Instagram →Facebook
Hexward Labs
Reels and explainers on the Hexward Labs page.