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.

Coursera
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Node.JS, Server Side, MongoDB, Back-End Web Development, Restful API, Web Applications, Web Development, JavaScript Frameworks, Database Management, Application Programming Interface (API), Software Architecture, NoSQL, Web Servers, Authentications, Application Security, Middleware, Performance Tuning, Authorization (Computing), Scalability
Intermediate · Course · 1 - 4 Weeks

Fundação Instituto de Administração
Skills you'll gain: Interoperability, DevOps, Information Systems Security, Cybersecurity, Systems Integration, Application Programming Interface (API), Application Security, IT Security Architecture, Data Security, Web Services, Information Technology, Software As A Service, Microservices, Cloud Services, Cloud Computing
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Social Media, Social Media Strategy, Social Media Marketing, Marketing Communications, Target Audience, Media Strategy, Brand Strategy, Brand Management, Shared Media, Persuasive Communication, Integrated Marketing Communications, Stakeholder Engagement, Earned Media, Owned Media, Paid media, Content Creation, Consumer Behaviour, Digital Marketing, Content Performance Analysis, Customer Engagement
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Value Propositions, Social Media Marketing, Social Media Strategy, Strategic Planning, Search Engine Optimization, Competitive Analysis, Business Modeling, Web Analytics and SEO, Business Strategy, Paid media, Content Marketing, Market Analysis, Marketing Strategy and Techniques, Email Marketing, Digital Marketing, Google Ads, Innovation, Product Development, Video Production
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Azure Synapse Analytics, Data Warehousing, Power BI, Data Integration, Data Architecture, Data Visualization Software, Microsoft Azure, Apache Spark, Database Management, Data Pipelines, Performance Tuning, Data Processing, Data Security, Scalability
Beginner · Course · 1 - 3 Months

Skills you'll gain: Mac OS, Microsoft Windows, Operating System Administration, Desktop Support, System Support, End User Training and Support, System Configuration, Computer Displays, Software Installation, Android (Operating System), Apple iOS, Mobile Security, Patch Management, System Monitoring, Application Performance Management, OS Process Management, Browser Compatibility, Collaborative Software, Data Maintenance
Beginner · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: AWS Identity and Access Management (IAM), Identity and Access Management, Amazon Web Services, Amazon S3, Authorization (Computing), Role-Based Access Control (RBAC), Authentications, Single Sign-On (SSO), User Accounts, Data Security, Multi-Factor Authentication, Encryption
Intermediate · Course · 1 - 4 Weeks

Universidad Nacional de Colombia
Skills you'll gain: Electric Power Systems, Time Series Analysis and Forecasting, Data Mining, Data Science, Statistical Methods, Python Programming, Data Manipulation, Data Preprocessing, Data Visualization Software, Classification And Regression Tree (CART), Regression Analysis, Artificial Neural Networks
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Infrastructure as Code (IaC), Terraform, Amazon Web Services, Amazon Elastic Compute Cloud, Cloud Infrastructure, Amazon S3, Infrastructure Security, Command-Line Interface, Development Environment, Multi-Factor Authentication
Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Apache Kafka, Prometheus (Software), Performance Metric, Data Processing, Network Monitoring, Network Troubleshooting, Network Architecture
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Application Deployment, Integration Testing, Object-Relational Mapping, API Design, ASP.NET, Database Design, Enterprise Architecture, Docker (Software), Database Systems, Systems Integration, Data Validation, Business Logic, Development Environment
Intermediate · Specialization · 3 - 6 Months