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.

LearnKartS
Skills you'll gain: Salesforce, Salesforce Development, Workflow Management, Operational Efficiency, Data Access, Business Process Automation, Data Security, Data Sharing, Application Security, Role-Based Access Control (RBAC), Automation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Endpoint Security, Computer Security Incident Management, Mobile Security, Security Awareness, Malware Protection, Operating System Administration, Email Security, Android (Operating System), Data Maintenance, Multi-Factor Authentication, System Configuration, Apple iOS, Hardware Troubleshooting, Network Administration, Authentications, Change Control
Beginner · Course · 1 - 3 Months

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

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, User Interface (UI)
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Cloud Security, System Configuration, Threat Detection, Security Information and Event Management (SIEM), Configuration Management, Google Cloud Platform, Security Management, Vulnerability Scanning, Continuous Monitoring, Vulnerability Management
Beginner · Course · 1 - 3 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: 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

Infosec
Skills you'll gain: Prompt Engineering, ChatGPT, Open Web Application Security Project (OWASP), AI Security, Responsible AI, API Testing, Penetration Testing, OpenAI, OpenAI API, Exploitation techniques, Vulnerability Scanning, Generative AI, Large Language Modeling
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

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

Macquarie University
Skills you'll gain: AI Security, Responsible AI, Data Security, Cyber Security Strategy, Cyber Threat Intelligence, Cyber Risk, Data Sharing, Intrusion Detection and Prevention, Cyber Attacks, Cybersecurity, Cyber Threat Hunting, Cyber Governance, DevSecOps, Security Strategy, Security Management, Artificial Intelligence and Machine Learning (AI/ML), Security Awareness, Security Software, AI Product Strategy, Generative AI
Beginner · Specialization · 3 - 6 Months

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