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
Skills you'll gain: Excel Macros, Microsoft Excel, Data-Driven Decision-Making, Predictive Modeling, Excel Formulas, Business Modeling, Spreadsheet Software, Data Validation, Automation, Auditing, Dependency Analysis, Data Security, Operations Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Real Time Data, Kibana, Query Languages, Data Modeling, Distributed Computing, SQL, NoSQL, Application Programming Interface (API), Scalability, Database Design, Performance Tuning, Text Mining, System Configuration, Geospatial Information and Technology, Document Management
Mixed · Course · 1 - 3 Months

Whizlabs
Skills you'll gain: Multi-Factor Authentication, Role-Based Access Control (RBAC), Authentications, Azure Active Directory, Zero Trust Network Access, Microsoft Azure, Identity and Access Management, User Provisioning, Active Directory, Authorization (Computing), Security Controls, Cloud Security, User Accounts, Continuous Monitoring, Cloud Services, Security Strategy
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Virtual Machines, Firewall, Cloud Deployment, Cloud Computing, Virtual Networking, Network Troubleshooting, Google Cloud Platform, Network Administration, Command-Line Interface, General Networking, Network Security, Security Controls, Kubernetes
Beginner · Project · Less Than 2 Hours

Coursera
Skills you'll gain: Email Marketing, Direct Marketing, Campaign Management, Data Cleansing, Driving engagement, Marketing Automation, Campaign Planning, Customer Engagement, Customer Retention, Drive Engagement, Analysis
Beginner · Course · 1 - 4 Weeks

Nikolai Schuler
Skills you'll gain: Power BI, Collaborative Software, Data Sharing, Microsoft Power Platform, Cloud Services, Data Access, Data Maintenance, Cloud Deployment, Dashboard, Security Controls, Role-Based Access Control (RBAC), Data Security, Business Intelligence, Data Visualization, Data Modeling, Data Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Graph Theory, C++ (Programming Language), C and C++, Network Routing, Data Structures, Object Oriented Programming (OOP), File I/O, Algorithms
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Financial Market, Risk Mitigation, Cash Management, Financial Analysis, Financial Systems, Market Liquidity, Futures Exchange, Financial Trading, Analysis, Risk Management, Financial Services, Risk Management Framework, Market Data, Lending and Underwriting, Investment Management, Investment Banking, Economics, Fixed Asset, Return On Investment, Payment Systems
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Dynamic Host Configuration Protocol (DHCP), Routing Protocols, Network Routing, Network Routers, Virtual Private Networks (VPN), TCP/IP, Network Engineering, Network Protocols, General Networking, Network Security
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Development, Microsoft Azure, Cloud Applications, Cloud Deployment, Cloud Hosting, Continuous Deployment, Application Deployment, Microsoft Development Tools, ASP.NET, Platform As A Service (PaaS), Development Environment, Containerization, Docker (Software), Web Applications, Microsoft Visual Studio, Integrated Development Environments, Scalability
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Load Balancing, Performance Stress Testing, Google Cloud Platform, Firewall, Cloud Infrastructure, Distributed Denial-Of-Service (DDoS) Attacks, Cloud Security, Security Controls, Back-End Web Development, Front-End Web Development
Intermediate · Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Code Review, GitHub, Git (Version Control System), Version Control, Docker (Software), Software Development Tools, Continuous Integration, Containerization, Bioinformatics, Devops Tools, Informatics, Automation, Science and Research, Data Analysis, R Programming
Advanced · Course · 1 - 3 Months