The aim of the module is to develop a deep understanding of advanced areas related to security and digital forensics that will allow graduates to act professionally in the design, analysis, implementation, and reporting of network security strategies. An outline of the main areas includes:• Introduction. Networking Concepts; Network Security Concepts; Network Threats and Attacks; Network Defence - Perimeter, Defence in Depth• Firewalls. Concepts; Types - Host, Network; Technologies - Static packet filtering; Stateful packet filtering; Multilayer firewall; Architectures; Polices; Implementation and Deployment. • Intrusion Detection and Prevention Systems (IDPS). Concepts; Types; Alert Monitoring and Sensor Tuning; behavioural analysis, in-line/out-of-line.• Access Control and Authentication. Concepts: Trust and Identity; Attacks; Models - Access Control Models; Network Device Access Control; AAA, Layer 2; Device Hardening.• Remote Access and VPNs. Concepts; Cryptography; Types - L2, L3 and L4/5; Technologies; IPSec and SSL.• Wireless Security. Wireless Overview; Attacks; Encryption; Authentication.• CCNA Certification - Concepts. CIA; Attacks on CIA; Data Classification; Law and Ethics; Network policies; Risk Management and Secure Network Design; Security in the SDLC; Cisco self-defending network; Secure Administration.• CCNA Certification - Secure Infrastructure and Extending Security. Cisco Layer 2 Security; Cisco IOS Firewalls. Cisco IOS IPS; Cisco VPN and Cryptographic Solutions; Digital Signatures and PKI.