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.

Cisco Learning and Certifications
Skills you'll gain: Multiprotocol Label Switching, Open Shortest Path First (OSPF), Routing Protocols, Network Routing, Network Engineering, Network Monitoring, Network Performance Management, Network Troubleshooting, Network Planning And Design, Network Administration, Network Protocols, System Configuration
Beginner · Course · 1 - 3 Months

Skills you'll gain: Docker (Software), Kubernetes, Prometheus (Software), Cloud-Native Computing, Containerization, DevOps, Scalability, System Monitoring, Application Deployment, CI/CD, Microservices, Grafana, YAML, Continuous Monitoring, Data Persistence
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Distributed Computing, Scalability, Database Design, Database Management Systems, Database Systems, Database Architecture and Administration, Database Management, Relational Databases, SQL, Performance Tuning, Data Integrity, Transaction Processing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Power BI, Data Analysis Expressions (DAX), Data Transformation, Business Intelligence, Data Modeling, Interactive Data Visualization, Data Manipulation, Dashboard, Data Visualization Software, Microsoft Excel, SQL Server Reporting Services, Data Warehousing, Data Sharing, Data Integration
Intermediate · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Logistic Regression, Model Evaluation, Statistical Inference, Predictive Analytics, R Programming, Statistical Modeling, Statistical Methods, Biostatistics, Regression Analysis, Statistical Analysis, Statistics, Statistical Hypothesis Testing, Data Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microservices, CI/CD, Containerization, Serverless Computing, Docker (Software), Kubernetes, Event-Driven Programming, Transaction Processing, Cloud Deployment, Redis, Software Architecture, Distributed Computing, Scalability, Amazon Web Services, System Monitoring, Software Design Patterns, Data Integrity, Real Time Data
Advanced · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Data Science, Data Management, Organizational Effectiveness, Data Analysis, Data-Driven Decision-Making, Project Design, Data Presentation, Exploratory Data Analysis, Machine Learning, Predictive Modeling, Statistical Inference
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Authentications, Authorization (Computing), Identity and Access Management, User Accounts, Role-Based Access Control (RBAC), Multi-Factor Authentication, Group Policy, Google Cloud Platform
Beginner · Project · Less Than 2 Hours
University of Illinois Urbana-Champaign
Skills you'll gain: Digital Media Strategy, Customer Relationship Management (CRM) Software, Digital Marketing, Online Advertising, Email Marketing, Marketing Strategies, Campaign Management, Social Media Strategy, Social Media Marketing, Search Engine Optimization, Marketing Effectiveness, Marketing Communications, Web Analytics and SEO, Marketing, Copywriting, Advertising, Integrated Marketing Communications, Mobile Security, Key Performance Indicators (KPIs)
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: AI Workflows, AI Enablement, Databricks, Scalability, AI Orchestration, Workflow Management, MLOps (Machine Learning Operations), Strategic Thinking, Responsible AI, Model Deployment, Business Strategy, Automation, Real Time Data
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: System Monitoring, Network Monitoring, System Configuration, Continuous Monitoring, IT Management, Windows Servers, Linux Servers, Incident Management, System Implementation, User Accounts, User Interface (UI), File Transfer Protocol (FTP)
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Azure, Virtual Machines, Cloud Applications, Cloud Development, Application Deployment, Redis, Active Directory, Cloud Computing, Serverless Computing, Application Performance Management, Cloud Storage, NoSQL, Key Management, Cloud Security, Scalability
Intermediate · Course · 3 - 6 Months