Module 1 - Computing and Networking fundamentals

Lesson Description 

This lesson introduces the basic ideas of computing, networking, communications, security, and virtualization, and will provide you with an important foundation for the rest of the lesson.  

Learning Objectives 

The objectives of this lesson are to provide you with an understanding of: 

• Computer system components, operating systems (Windows, Linux and Mac), different types of storage, file systems (FAT and NTFS), memory management. The core concepts and definitions used in information security 
• Switched networks, packet switching vs circuit switching, packet routing delivery, routing, internetworking standards, OSI model, and 7 layers. The benefits of information security  
• TCP/IP protocol suite, types of addresses, physical address, logical address, IPv4, IPv6, port address, specific address, network access control, and how an organisation can make information security an integral part of its business 
• Network fundamentals, network types (advantages and disadvantages), WAN vs LAN, DHCP 
• How data travels across the internet. End to end examples for web browsing, sending emails, using applications - explaining internet architecture, routing, DNS 
• Secure planning, policies, and mechanisms, Active Directory structure, introducing Group Policy (containers, templates, GPO), security and network layers, IPSEC, SSL / TLS (flaws and comparisons), SSH, Firewalls (packet filtering, state full inspection), application gateways, ACL's 
• VoIP, wireless LAN, Network Analysis and Sniffing, Wireshark 
• Virtualization definitions, virtualization models, terminologies, virtual models, virtual platforms, what is cloud computing, cloud essentials, cloud service models, security amd privacy in the cloud, multi-tenancy issues, infrastructure vs data security, privacy concerns 

Intended Audience 

This lesson is ideal for members of cybersecurity management teams, IT managers, security and systems managers, information asset owners, and employees with legal compliance responsibilities. This lesson acts as a foundation for more advanced managerial or technical qualifications. 

Prerequisites  

There are no specific pre-requisites to study this lesson, however, a basic knowledge of IT, an understanding of the general principles of information technology security, and awareness of the issues involved with security control activity would be advantageous. 

Feedback 

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