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Network and Internet Security Specialist - LEA.AE

CDI College’s Network and Internet Security Specialist – LEA.AE program is designed for students wishing to pursue a career in planning, implementing, administering, supporting and securing networked computer systems and their users. 
 Network design, installation, maintenance and management as well as implementation, and operating computer services are rapidly growing areas in the information technology industry. This program will help students develop the network planning, implementation, administration and computer user support skills required to meet employers' needs in these areas.
Network administrator salary ranges vary dependant on experience, but skilled professionals in this area are well-compensated and in-demand.
  • Secondary V diploma
  • Successful admission test 



  • 1.5 years (14 to 16 months) OR 2 years (24 months)
Conditions for admission to an Attestation of College Studies (ACS)
In addition to meeting the college's requirements, applicants must satisfy one of the following conditions:
  • the candidate interrupted his or her studies for at least two consecutive semesters or one school year;
  • the candidate is covered by an agreement concluded between the college and an employer or by a government program;
  • the candidate has completed at least one year of post-secondary studies spread out over a period of one or more years.
To graduate, students must obtain the required pass mark in each course. 
This program leads to an ACS (Attestation of College Studies) recognized by the Ministère de l'Éducation et de l'Enseignement Supérieur (MEES) (Permit 749747).
This program is offered in English or French.

Program Courses

420-1NC-ID - Introduction to Computers

This course covers the main hardware and software components of a computer. File management, personalization of a workstation, document creation and Internet use for communication and research. Identification of the components of a computer. Using the Windows operating system. Creating Microsoft Word™, Microsoft Excel™, and Microsoft PowerPoint™ documents. Research on the Internet. Using an email. Sending and receiving files over the Internet.

420-PBS-ID - Business Skills for Systems Professionals

Personal management skills development, i.e. time management, stress management, and project management. Communication skills, such as meetings, teamwork, conflict resolution, and presentations.

420-AP3-ID - Managing and Maintaining PCs (A+)

Understanding the operations of a microcomputer. Identification and description of the different components of a computer. Software and hardware issues. Analysis, configuration, update and troubleshooting of Windows PCs. Industrial Standard A+ for IT Support Technicians.

420-GDR-ID - Network Management

Understanding network types, standards and protocols. Identification and description of network hardware, cabling and topologies. Planning and implementation of local area networks and wide area networks. The OSI reference model and the layers that compose it. The TCP/IP architecture. Upgrade, maintain, and debug a network. Wireless networks. Understanding of computer security. Network virtualization. Cloud Computing.

420-NP1-ID - Phase 1 Integration Project

Integration of the concepts seen in phase 1. Installation and configuration of a computer, a network and software. Solving software, hardware and network problems.

420-XPR-ID - Configuration of a Network Workstation Computer

Windows installation and configuration. Administration and management of users and the system. Networking and interconnection with other systems. System optimization and problem-solving.

420-AS1-ID - Administration and Maintenance of a System

Optimal installation of Windows Server on a workstation. Presentation of Hyper-V virtualization. Virtual machine creation. Introduction to PowerShell language. Installation and configuration of the servers. Configuring Roles and Features (DHCP, DNS, File Server). Active Directory Installation and Administration. Creating and managing group policies. Server monitoring. Hard disk management.

420-WDS-ID - Designing Network Security

Active Directory Domain Service (AD DS) overview. Domain controller in read only. Automated account management. Implementation of a security policy (PSO, service account). Group policies (preferences, folder redirection, software deployment). DHCP, IPAM functionality. Configure DNS. Deployment and support of Windows Deployment Services (WDS). Configure remote access. Implement Network Access Protection (NAP). Audit and encryption of data. WSUS server.

420-LUX-ID - Advanced Operating System

Installation, administration and support of a Linux operating system. Available documentation. Tree, directories, and file location. Handling and editing files. Administration of user accounts, groups, and access permissions. Introduction to the development of Bash script. Shell environment and physical environment. Installation, management, and compilation of applications. Linux system configuration with backup and archiving of data. Using the Linux system tools.

420-NP2-ID - Phase 2 Integration Project

Integration of concepts seen in phase 2. Comparison of different operating systems. Installation and configuration of a Windows/Windows Server environment. Creating a multiple boot environment. Management and problem-solving with Windows, Windows Server and Linux.

420-1T1-ID - Introduction to Internetworking

Description of the TCP/IP and OSI models. Introduction to IOS (operating system for network connection). Modes of access to equipment. Methods of configuration. Using the CLI (Command Line Interface: Basic Commands). Physical layer and data link (Ethernet, ARP, copper and optical media). IPV4 and IPV6 protocols. Different routers. IPV4 addressing, subnets, protocols, and routing table. Transport layer functions. Application layer protocols (HTTP, WWW, FTP, TFTP, SMTP, POP, and IMAP). Telnet.

420-CN1-ID - Interconnecting Network Devices

Designing of a local network. Configuration and security of a switch. Implementation and security of VLANs. Aggregation (Trunk). Configuring the basic settings of a router. Static routing. Basic configuration issues. Inter-VLAN router. Dynamic routing protocols. OSPF protocol. Establishment of access control lists. DHCP configuration. Address and port translation with NAT and PAT.

420-WPN-ID - Planning a Network Infrastructure

Windows server in core mode (command line). Configuration tool called 'sconfig'. Role of an Active Directory in an enterprise. Advanced DNS (DNSSEC), DHCP, and IPAM services. Types of files managed by Windows. ISCSI and NFS storage. BranchCache configuration and deployment for file access. Resources for Dynamic Access Control. Deployment and management of an AD infrastructure. Approval relationships between domains. Role Sites and AD Services. AD replication. AD CS Certificate Services. AD RMS Rights Management. AD FS Federation Services.

420-W1D-ID - Planning Directory Services

Introduction to PowerShell scripting language. Windows administration tasks with PowerShell. Cmdlets under PowerShell. Windows registry databases (HKCU and HKLM). Certificate management. Administration of a Windows client computer. Collection of information on systems. File search. Gathering information through WMI classes. Management of software, installations, executions, and updates. Management of devices and remote stations. Cmdlets for remote communication of the .NET Framework. Remote management and administration. Scripts. Introduction to Windows PowerShell ISE.

420-NP3-ID - Phase 3 Integration

Integration of the concepts seen in phase 3. Planning and design of a TCP/IP network. Implementation of a Windows Server network and an Active Directory infrastructure.

420-SS1-ID - Security +

Recognition of security threats and their consequences. Identification of the origin of the security threats and main areas of vulnerability. Detection and neutralization of security threats to systems and networks. Implementation of procedures, practices, utilities, and security devices. Presentation of recovery methods after a system failure.

420-W1S-ID - Implementing Network Security

General architecture of a virtualization system. Basic concepts of Hyper-V. Hyper-V virtualization architecture. Storage, network architecture, and server sizing. Configuration, installation, and administration of a virtualization platform. System Center Virtual Machine Manager (SCVMM). Migration of virtual machines with SCVMM. Backing up and restoring Hyper-V virtual machines.

420-W1N-ID - Implementing a Network Infrastructure

Presentation of a corporate email system. Install and configure the Microsoft Exchange Server™. Integration of Active Directory and use of DNS with Exchange. Preparing the front directory for installing Exchange. Consoles on Exchange Server. License Management. Mailbox Services. Administration of databases via the CAE (Exchange Administration Center) and via the Management shell. Outlook Anywhere and Outlook Web App. Exchange ActiveSync. Operation of transport services. Edge Transport role. Administer user and resource mailboxes. Distribution group management. Manage address lists and offline address books. Securing and maintaining the email infrastructure.

420-EXC-ID - Planning and Design of a Web-Based System

SharePoint technologies (history, deployment models, related products, and news). Deployment planning, necessary components, and prerequisites. Server farm topology and migration from an earlier version. SharePoint installation. Security accounts. Command line tools. Central Administration Console. Service applications. Process of creating a Web application and their permissions. Site collections and solution deployment. Creating a web application using a script. Monitoring tools and optimization settings. Resources for troubleshooting.

420-NP4-ID - Integration Project

Integration of the concepts seen in phase 4. Design of a secure network according to a specific scenario. Installing and configuring a network using Windows Server, SharePoint, and a Windows client. Implementation of security in a network and network verification.

420-1MT-ID - Internship

Application of the technical elements seen during the training. Application of the knowledge, know-how and skills developed during training to the workforce. This can take the form of an internship in a company.

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