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.
University of Illinois Urbana-Champaign
Skills you'll gain: Cash Flows, Financial Statements, Financial Accounting, Depreciation, Fixed Asset, Equities, Financial Analysis, Financial Reporting, Balance Sheet, Accrual Accounting, Market Liquidity, Loans
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Accounts Receivable, QuickBooks (Accounting Software), Cash Flow Forecasting, Cash Management, Document Management, Accounting Records, Invoicing, Billing & Invoicing, Record Keeping
Beginner · Course · 1 - 4 Weeks

University of Pittsburgh
Skills you'll gain: Triage, Mitigation, Crisis Intervention, Emergency Response, Safety and Security, Emergency Medicine, First Aid, Healthcare Ethics, Risk Analysis, Stress Management, Resourcefulness, Cultural Diversity, Water Quality
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cloud Deployment, Application Deployment, OpenShift, Cloud Applications, Serverless Computing, Microservices, Istio, API Gateway, Restful API, Cloud Computing, IBM Cloud, Kubernetes, Application Development, Software Architecture, Scalability, Flask (Web Framework)
Intermediate · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Algorithms, Network Routing, Network Model, Graph Theory, Operations Research, Theoretical Computer Science, Network Analysis, Data Structures, Computational Thinking, Linear Algebra, Computer Science, Big Data, Python Programming, Programming Principles, Computational Logic, Probability & Statistics
Advanced · Course · 1 - 3 Months

Skills you'll gain: Exploit development, OSI Models, Network Security, Exploitation techniques, TCP/IP, Cybersecurity, Vulnerability Scanning, Metasploit, Malware Protection, Network Protocols, Distributed Denial-Of-Service (DDoS) Attacks, Cyber Attacks, Wireless Networks, Application Security, Cyber Security Assessment, Network Monitoring, Linux, Object Oriented Programming (OOP), General Networking, Security Awareness
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Social Media Campaigns, Social Media Marketing, Marketing Effectiveness, Online Advertising, Marketing Analytics, Advertising Campaigns, Digital Advertising, Performance marketing, Campaign Management, Marketing Budgets, Data Analysis, Digital Marketing, Data Presentation, A/B Testing, Key Performance Indicators (KPIs), Return On Investment, Performance Reporting, Business Metrics, Presentations, Communication
Beginner · Course · 1 - 4 Weeks

Shanghai Jiao Tong University
Skills you'll gain: Combinatorics, Graph Theory, Theoretical Computer Science, Mathematical Theory & Analysis, Advanced Mathematics, Network Analysis, Computational Thinking, Algorithms, Data Structures, Computer Science
Intermediate · Course · 1 - 3 Months

Edge Impulse
Skills you'll gain: Model Evaluation, Applied Machine Learning, Embedded Software, Data Preprocessing, Embedded Systems, Machine Learning, Artificial Neural Networks, Artificial Intelligence and Machine Learning (AI/ML), Data Ethics, Deep Learning, Model Deployment, Convolutional Neural Networks, Data Analysis, Feature Engineering, Computer Programming, Digital Signal Processing
Intermediate · Course · 1 - 4 Weeks

Universidad Austral
Skills you'll gain: Digital Marketing, Customer Relationship Management, Social Media Marketing, Digital Media Strategy, Social Media Strategy, Marketing Analytics, Marketing Strategies, Web Analytics, Marketing, Sales Process, Business Analytics, Customer Retention, Search Engine Marketing, Customer Engagement, Email Marketing, Search Engine Optimization, Content Performance Analysis, Analytics, Lead Generation, Target Audience
Beginner · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Internet Of Things, Wireless Networks, Network Protocols, Infrastructure Security, Data Science, Embedded Systems, General Networking, Network Planning And Design, Big Data, Amazon Web Services, Cloud Platforms, Computer Hardware
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: JUnit, Unit Testing, Software Testing, Mockups, Test Case, Test Driven Development (TDD), Java
Intermediate · Course · 1 - 4 Weeks