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: Power BI, Dashboard, Business Intelligence, Data Presentation, Data Storytelling, Data Visualization Software, Data Transformation, Data Analysis Expressions (DAX), Business Analytics, Data Modeling, Star Schema, Data-Driven Decision-Making, Pivot Tables And Charts, Key Performance Indicators (KPIs), Interactive Data Visualization, Microsoft Power Platform, Microsoft Excel, Data Management, Data Analysis, Advanced Analytics
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: PyTorch (Machine Learning Library), Convolutional Neural Networks, Transfer Learning, Model Evaluation, Image Analysis, Computer Vision, Deep Learning, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Diagram Design, Data Import/Export, Collaborative Software, Technical Documentation, User Accounts
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Artificial Neural Networks, Tensorflow, Keras (Neural Network Library), Data-Driven Decision-Making, Applied Machine Learning, Business Analytics, Deep Learning, Machine Learning, Model Evaluation, Mortgage Loans
Intermediate · Guided Project · Less Than 2 Hours

Scrimba
Skills you'll gain: User Accounts, Real Time Data, Authentications, Frontend Integration, Cloud Applications, Application Development, Serverless Computing, Application Security, Web Applications, Data Management, Data Storage, Cloud Security
Intermediate · Course · 1 - 4 Weeks

Radio y Televisión Española
Skills you'll gain: Social Media Content, Social Media Strategy, Live Streaming, Photo/Video Production and Technology, Social Media Management, Video Production, Content Strategy, Web Content, Media and Communications, Content Creation, Journalism, digital literacy, Mobile Development Tools, Research, Digital Communications, Investigation, Social Network Analysis, Trend Analysis, Verification And Validation, Open Source Technology
Beginner · Specialization · 3 - 6 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Creative Thinking, Creativity, Innovation, Business Modeling, Strategic Thinking, Ideation, Entrepreneurship, Strategic Planning, Business Development, Business Strategy, New Business Development, Business Analysis, Collaboration, Analysis, Financial Analysis, Performance Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Patient Communication, Medical Office Procedures, Business Correspondence, Internal Communications, Business Writing, Strategic Communication, Patient Safety, Business Communication, Communication, Professionalism, Prioritization
Beginner · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Linux Administration, Version Control, Linux, Git (Version Control System), Linux Commands, Network Troubleshooting, Operating System Administration, Bash (Scripting Language), Systems Administration, Scripting, Shell Script, User Accounts, System Configuration, Unix Shell, Network Administration, Network Performance Management, Hardware Troubleshooting, File Management, Unix Commands, General Networking
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Application Deployment, Application Development, Web Applications, Data Modeling, Responsive Web Design, Application Design, Database Design, Systems Design, User Interface (UI) Design, UI Components, Business Logic
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Ethics, Security Awareness, Computer Security Awareness Training, Ethical Standards And Conduct, Cybersecurity, Information Technology, Responsible AI, Information Privacy, Social Impact, Media and Communications, Personally Identifiable Information, Artificial Intelligence, General Data Protection Regulation (GDPR)
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Microsoft Azure, Virtual Networking, Cloud Services, System Monitoring, Network Monitoring, Application Performance Management, Cloud Management, Cloud Infrastructure, Virtual Machines, Disaster Recovery, Containerization, Data Storage
Intermediate · Course · 1 - 4 Weeks