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.

Skills you'll gain: Virtual Networking, Enterprise Architecture, Virtualization, Network Architecture, Network Planning And Design, Virtual Local Area Network (VLAN), Virtual Private Networks (VPN), Computer Networking, Virtual Machines, Network Infrastructure, Network Model, Wide Area Networks, Infrastructure Architecture, Software-Defined Networking, Wireless Networks, Network Performance Management, Network Switches, Scalability, Network Protocols
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Social Media Marketing, Social Media, Social Media Campaigns, Social Media Strategy, Social Media Analytics, Marketing Strategies, Marketing, LinkedIn, Digital Marketing, Facebook, Marketing Effectiveness, Customer Engagement, Customer Analysis, Marketing Communications, Consumer Behaviour, Global Marketing, Brand Awareness
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Virtualization and Virtual Machines, Virtualization, Hardware Troubleshooting, Network Troubleshooting, Computer Hardware, Cloud Computing, Technical Support and Services, Technical Support, General Networking, End User Training and Support, System Support, Peripheral Devices, Networking Hardware, System Configuration, Data Storage, Network Administration, Network Infrastructure, Information Technology, Hardware Architecture, Configuration Management
Advanced · Course · 1 - 3 Months

Macquarie University
Skills you'll gain: Information Privacy, Data Security, Security Testing, Threat Detection, Responsible AI, Data Governance, Cyber Threat Intelligence, Data Management, Cyber Attacks, Cloud Security, Cyber Security Strategy, Cybersecurity, Data Loss Prevention, Data Integrity, Security Management, Security Controls, Security Awareness, Cyber Operations, Artificial Intelligence and Machine Learning (AI/ML), Data Science
Beginner · Specialization · 3 - 6 Months

Microsoft
Skills you'll gain: Role-Based Access Control (RBAC), Authentications, Secure Coding, Microsoft Copilot, Data Security, ASP.NET, Encryption, Back-End Web Development, Data Encryption Standard, Authorization (Computing), Data Storage, Identity and Access Management, JSON, Application Security, Application Programming Interface (API), Debugging
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Open Web Application Security Project (OWASP), Secure Coding, Application Security, Data Security, Cybersecurity, Cyber Attacks, Cyber Security Assessment, Cryptography, Web Applications, Security Awareness, Vulnerability Management, Encryption, Authentications, Authorization (Computing), PHP (Scripting Language)
Beginner · Course · 1 - 3 Months

EC-Council
Skills you'll gain: Digital Forensics, Network Security, Incident Response, Cryptography, Penetration Testing, Vulnerability Management, Cybersecurity, Application Security, Cyber Security Policies, Security Information and Event Management (SIEM), Threat Detection, Network Monitoring, Cloud Security, Vulnerability Assessments, Malware Protection, Mobile Security, Identity and Access Management, Internet Of Things, Risk Analysis, Web Applications
Beginner · Professional Certificate · 3 - 6 Months

Macquarie University
Skills you'll gain: Data Security, Threat Detection, Cybersecurity, Cyber Attacks, Cyber Risk, Data Management, Security Controls, Cyber Governance, Security Management, Encryption, Security Software, Cryptography, Data Sharing, Security Strategy, Network Security, Data Access, Risk Modeling, Statistical Methods
Beginner · Course · 1 - 3 Months

EC-Council
Skills you'll gain: Cryptography, Encryption, Systems Development Life Cycle, Human Factors (Security), Threat Management, Systems Development, Security Management, Information Assurance, Cryptographic Protocols, Security Awareness, Cybersecurity, Cyber Attacks, Computer Security Awareness Training, Cyber Security Policies, Threat Detection, ISO/IEC 27001, Data Security, Security Controls, Cyber Threat Intelligence, Network Security
Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Threat Management, Vulnerability Assessments, Incident Response, Incident Management, Computer Security Incident Management, Vulnerability Management, Threat Detection, Cyber Security Assessment, Risk Mitigation, Security Management, Security Strategy, Digital Forensics
Advanced · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Security Management, Risk Management, Risk Management Framework, Compliance Management, Enterprise Risk Management (ERM), Risk Control, Security Strategy, Cyber Governance, Risk Analysis, Governance, Cybersecurity, Regulatory Compliance, Security Controls, Law, Regulation, and Compliance, Regulation and Legal Compliance, Management Reporting, Cyber Security Policies, Cyber Security Strategy, Performance Reporting, Incident Response
Intermediate · Course · 1 - 4 Weeks
Starweaver
Skills you'll gain: Terraform, AI Security, DevSecOps, Infrastructure as Code (IaC), Amazon Web Services, AWS CloudFormation, Amazon Elastic Compute Cloud, Cloud Security, Cloud Deployment, Firewall, Cloud Infrastructure, LLM Application, Application Deployment, Cloud Computing Architecture, Flask (Web Framework), Load Balancing, Analysis
Advanced · Course · 1 - 4 Weeks