Skip to content

DEV Community

Hands-on Network Security Labs Series' Articles

Back to Khalif AL Mahmud's Series

Khalif AL Mahmud

Jun 10

Lab Task 1 - How I Connected Two Isolated Networks Using Static Routing in GNS3

#networking #gns3 #cisco

4 min read

Khalif AL Mahmud

Jun 11

Lab Task 2 - How I Built a Multi-Router Static Routing Network from Scratch Using GNS-3

#networking #gns3 #staticrouting

7 min read

Khalif AL Mahmud

Jun 11

Lab Task 3 - Static Routing with Backup Links: How Routers Automatically Recover from Failures

#networking #cisco #gns3 #staticrouting

9 min read

Khalif AL Mahmud

Jun 11

Lab Task 4 - How I Built a Multi-Router Network Using RIP and OSPF Dynamic Routing in GNS3

#networking #rip #dynamicrouting #gns3

8 min read

Khalif AL Mahmud

Jun 11

Lab Task 5 - Subnetting in GNS3: Building a Multi-Subnet Network with OSPF Routing from Scratch

#networking #subnetting #gns3 #ospf

8 min read

Khalif AL Mahmud

Jun 11

Lab Task 6 - How I Built a Multi-Router DHCP Network in GNS3 with RIP Routing

#networking #gns3 #dhcp #rip

7 min read

Khalif AL Mahmud

Jun 11

Lab Task 7 - How I Used Wireshark to Capture ICMP and DHCP Traffic in a GNS3 Network

#wireshark #dhcp #gns3 #networking

7 min read

Khalif AL Mahmud

Jun 12

Lab Task 8 - How I Built a Multi-VLAN Network with Inter-VLAN Routing in GNS3 Using a Layer 3 Switch

#networking #gns3 #vlan #layer3switch

7 min read

Khalif AL Mahmud

Jun 12

Lab 9 - Building a Cisco ASA Firewall Lab in GNS3: Inside, DMZ, and Outside Zones with Extended ACLs

#firewall #gns3 #networking #ciscoasa

9 min read

Khalif AL Mahmud

Jun 13

Lab Task 10 -Packet Capture on Kali Linux: Daemonlogger Setup, Traffic Generation & Wireshark Analysis

#wireshark #kalilinux #networking #packetcapture

7 min read

Khalif AL Mahmud

Jun 13

Lab Task 11 – Monitoring HTTP Traffic with Httpry on Kali Linux — Passive Capture, Live Monitoring & CLF Conversion

#httpry #kalilinux #livemonitoring #passivecapture

7 min read

Khalif AL Mahmud

Jun 13

Lab 12 - Telnet and SSH ( I Captured My Own Password in Wireshark — Here's What Telnet Taught Me About Network Security )

#networking #cybersecurity #ssh #telnet

10 min read

Khalif AL Mahmud

Jun 13

Lab Task 13 - How I Built a Network Intrusion Detection System with Snort 3 on Ubuntu — and Caught Every Scan

#snort #ids #nmap #cybersecurity

8 min read

Khalif AL Mahmud

Jun 13

Lab Task 14 - How I Built a Real-Time Admin Login Attack Detector Using Snort3 and Apache on Ubuntu

#networking #snort #linux #ubuntu

6 min read