Network security courses can help you learn about firewalls, intrusion detection systems, and encryption protocols. You can build skills in risk assessment, incident response, and vulnerability management. Many courses introduce tools like Wireshark for network analysis, Nessus for vulnerability scanning, and various security information and event management (SIEM) systems, showing how these skills are applied in practical work to protect networks from cyber threats.

Macquarie University
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Star Schema, Role-Based Access Control (RBAC), Power BI, Database Design, Data Modeling, Financial Modeling, Data Analysis Expressions (DAX), Authorization (Computing), Financial Data, Relational Databases, Data Security, Security Controls, Dashboard, Data Access, Model Deployment, Gross Profit
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Hardening, Incident Response, Vulnerability Assessments, Security Strategy, Security Controls, Computer Security Incident Management, Infrastructure Security, Security Testing, Control Systems, Information Systems Security, Continuous Monitoring, Penetration Testing, Cyber Security Strategy, Cyber Attacks, Risk Analysis, Operational Risk, Data Security, Risk Management Framework, Risk Management, Operational Databases
Intermediate · Course · 1 - 4 Weeks

Macquarie University
Beginner · Specialization · 3 - 6 Months

Cisco Learning and Certifications
Beginner · Course · 1 - 3 Months

Skills you'll gain: Operations Research, Supply Chain, Supply Chain Management, Supply Chain Planning, Operational Analysis, Process Improvement and Optimization, Capacity Planning, Production Planning, Data Analysis, R Programming
Beginner · Guided Project · Less Than 2 Hours

The Hong Kong University of Science and Technology
Skills you'll gain: Financial Regulation, Financial Regulations, Bank Regulations, FinTech, Financial Services, Financial Industry Regulatory Authorities, Mobile Banking, Regulatory Requirements, Fraud detection, Data Security, Cybersecurity, Insurance, Blockchain, Digital Forensics
Beginner · Course · 1 - 3 Months

Skills you'll gain: IT Security Architecture, Information Systems Security Assessment Framework (ISSAF), Information Systems Security, Zero Trust Network Access, Risk Management Framework, Security Requirements Analysis, Application Security, Computer Security, Threat Modeling, Cybersecurity, Security Management, Vulnerability Assessments, Network Security, Security Strategy, Security Controls, Data Security, Cyber Security Assessment, Cyber Risk, Enterprise Architecture, Data Integrity
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Windows Servers, Active Directory, Remote Access Systems, Microsoft Servers, Virtual Private Networks (VPN), Microsoft Azure, Dynamic Host Configuration Protocol (DHCP), Hybrid Cloud Computing, Data Storage Technologies, Network Infrastructure, Virtual Networking, Cloud Storage, Wide Area Networks, File Systems, TCP/IP
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Record Keeping, Security Testing, Data Management, Threat Management, Records Management, Cloud Computing Architecture, Authentications, Data Security, Firewall, Cyber Attacks, Cybersecurity, Malware Protection, System Testing, Cyber Threat Intelligence, Authorization (Computing), Generative Adversarial Networks (GANs), Active Directory, Data Ethics, AI Security
Beginner · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Event Monitoring, Incident Response, Security Management, Cyber Security Policies, Command-Line Interface, System Monitoring, Configuration Management, Object Oriented Design, User Interface (UI), Computer Displays, Simulations
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Salesforce, Authentications, Salesforce Development, Data Access, Role-Based Access Control (RBAC), Security Controls, Data Security, Authorization (Computing), Event Monitoring, Application Security, Security Strategy, Data Sharing, Responsive Web Design, Compliance Reporting, User Accounts, Application Development, Mobile Development, Customer Relationship Management (CRM) Software, User Interface (UI)
Intermediate · Course · 1 - 4 Weeks