- Firewall using Cisco Packet Tracer
- IPsec using Cisco Packet Tracer
- SSH using Cisco Packet Tracer
- Cisco IOS IPS using Packet Tracer
- Skills Integration Challenge
- Mini Cyber Security Lab
- Traffic Inspection
- DMZ Configuration using Cisco Packet Tracer
- CCNA Security
- Encryption
- VLAN + VTP
- Visual Studio Code: best free source code editor (IDE).
- JetBrains Fleet: next-generation IDE.