Course in Computer Networks: Architecture, Protocols, and Cybersecurity

Unit 1. Introduction To The Network

• Main elements of a network
• Network technology
• Support for business continuity

Unit 2. Protocol Standardisation

• OSI Model
• Pragmatic Approach of the Layer Model
• Standards and Organisations

Unit 3. Data Transmission At The Physical Layer

• Role of a network interface
• Options and Configuration Settings
• Booting from the Network
• Data encoding
• Signal conversion
• Transmission Supports

Unit 4. Communications Software

• Network card configuration
• Network card driver installation and configuration
• Protocol stack
• Detecting a network problem

Unit 5. Network And Interconnection Architecture

• Topologies
• Choosing the adapted network topology
• Communications Management
• Interconnection

Unit 6. The Lower Layers Of Personal And Local Networks

• Lower Layers and IEEE
• Ethernet and IEEE 802.3
• Token Ring and IEEE 802.5
• Wi-Fi and IEEE 802.11
• Bluetooth and IEEE 802.15
• Other technologies

Unit 7. MAN And WAN Networks: Protocols

• Local network interconnection
• Remote access and virtual private networks

Unit 8. Protocols For Middle And Upper Layers

• Main protocol families
• IP protocol version 4
• IP protocol version 6
• Other Internet layer protocols
• Voice over IP (VoIP)
• TCP and UDP transport protocols
• TCP/IP application layer

Unit 9. Protecting a Network

• Understanding the need for security
• Tools and Types of Attack
• Protection Concepts in Local Area Network
• Network Interconnection Protection

Unit 10. Network Repair

• Introduction to network repair
• Diagnosis in lower layers
• Using Adapted TCP/IP Tools
• Analysis Tools for Upper Layers

Unit 11. Safe Communications: Layered Security

• Security at the Physical Layer
• Security at the Data Link Layer
• Security at the Network Layer
• Security at the Transport Layer
• Security at the Application Layer

Unit 12. Application Of a Public Key Infrastructure (pki)

• Identification of the PKI Components and its Relationship Models
• Certificate Authority and its Elements
• Certificate Revocation List (CRL)
• How certificate signing requests (CSRs) work
• Private Management Infrastructures (PMIs)
• Attribute Certificate Fields
• Applications that rely on the existence of a PKI

Unit 13. Intrusion Detection Systems And Intrusion Prevention Systems (ids/ips)

• General Concepts
• Identification and Characterisation of the System Operating Data
• Most common IDS architectures
• Relation between the Different IDS/IPS
• Security Criteria to Establish the Location of the IDS/IPS

Unit 14. Implementation And Production Of Ids/ips

• Prior Analysis
• Definition of Policies to Cut Off Intrusion Attempts
• Analysis of the events recorded by the IDS/IPS
• List of Audit Records
• Establishment of the Required Levels

Unit 15. Introduction To The Siem Systems

• What Is SIEM?
• Evolution of the SIEM Systems
• Architecture of a SIEM system

Unit 16. Siem Systems Capabilities

• Problems to solve
• Log management
• IT Compliance Standards
• Event Correlation
• SIEM solutions on the market