Computer Networks & Security

Learning Objective: In this module, you will glance over various aspects related to Computer Networks and in-parallel delve into understanding the weaknesses & concepts around securing the networks.
Topics:
  • Network architecture, protocols, and technologies: Layered architecture, Open Systems Interconnect (OSI) Model
  • Transmission Control Protocol/Internet Protocol (TCP/IP)
  • Hybrid TCP/IP Model
  • Application Layer Protocols: HTTP, SNMP, DNS, POP, SMTP
  • Transport layer protocols: Transmission Control Protocol (TCP), User Datagram Protocol (UDP)
  • Network/Internet layer protocols: Internet Protocol (IP) v4, IPv6, IPsec protocols
  • Link layer protocols: Address Resolution Protocol (ARP) / Reverse ARP / Proxy ARP, Ethernet, VLAN
Hands On/Demo::
  • Sniffer
  • IP Address