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: Intrusion Detection and Prevention, Firewall, Network Security, Threat Detection, Infrastructure Security, Virtual Networking, Cloud Security, Cyber Security Policies, Performance Tuning
Intermediate · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Pathology, Pharmacology, Pharmacotherapy, Diagnostic Tests, Microbiology, Respiratory Therapy, Food Safety and Sanitation, Infectious Diseases, Food Quality Assurance And Control, Treatment Planning, Physiology, Immunology, Epidemiology, Environmental Science, Public Health
Beginner · Course · 1 - 3 Months

Universitat Politècnica de València
Skills you'll gain: SQL, Data Integrity, Database Management, Relational Databases, Database Systems, Databases, Query Languages, Database Design, Web Applications, Application Security, Server Side, Data Manipulation
Beginner · Course · 1 - 3 Months

Alex Genadinik
Skills you'll gain: Video Production, Search Engine Optimization, Keyword Research, Web Analytics and SEO, Social Media Marketing, Marketing Strategies, Live Streaming, Strategic Marketing, Marketing Effectiveness, Content Strategy, Performance marketing, Digital Advertising, Growth Strategies, Content Creation, Branding
Mixed · Course · 3 - 6 Months

Board Infinity
Skills you'll gain: Continuous Integration, CI/CD, Jenkins, Test Automation, GitLab, Continuous Delivery, Continuous Deployment, Agile Software Development, Unit Testing, DevSecOps, Integration Testing, Software Development, Git (Version Control System), Application Deployment, Application Security, Automation, Debugging, Scalability
Intermediate · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Biotechnology, Food and Beverage, Sustainable Technologies, Scalability, Manufacturing and Production, Sustainability Standards, Process Engineering, Product Development, Global Marketing, Chemical Engineering, Innovation, Market Trend, Market Analysis, Microbiology, Workforce Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Linux Commands, Network Administration, Network Analysis
Intermediate · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Network Planning And Design, Network Troubleshooting, Network Administration
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Load Balancing, Google Cloud Platform, Cloud Storage, Cloud Services, Cloud Computing, Web Servers
Intermediate · Project · Less Than 2 Hours

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

Illinois Tech
Skills you'll gain: Serverless Computing, Containerization, Platform As A Service (PaaS), Cloud Security, Cloud Platforms, Cloud Services, Information Management, Cloud Computing Architecture, Cloud Computing, Cloud Management, Cloud Infrastructure, Cloud Solutions, Cloud Development, Cloud Deployment, Application Deployment, Database Administration, Database Management, DevOps, Microservices, Scalability
Build toward a degree
Intermediate · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Data Security, Cloud Security, Amazon S3, Amazon Web Services, AWS Identity and Access Management (IAM), Security Awareness
Beginner · Course · 1 - 4 Weeks