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.

Amazon Web Services
Skills you'll gain: Network Routing, Routing Protocols, Network Troubleshooting, Virtual Networking, Network Performance Management, Network Monitoring, General Networking, Amazon Web Services, Network Planning And Design, Wide Area Networks, Network Architecture, Capacity Management, Performance Tuning
★ 4.4 (110) · Beginner · Course · 1 - 4 Weeks

Politecnico di Milano
Skills you'll gain: Pedagogy, Teaching, Instructional Design, Instructional and Curriculum Design, Instructional Strategies, Student Engagement, Lesson Planning, Educational Materials, Innovation, Student-Centred Learning, Curriculum Planning, Learning Theory, Open Source Technology, Learning Strategies
★ 4.9 (887) · Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Generally Accepted Accounting Principles (GAAP), Bookkeeping, Accruals, Accounting, Accounting Records, Balancing (Ledger/Billing), General Accounting, Regulatory Compliance, Revenue Recognition, Journals
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: LinkedIn, Professional Networking, Professional Development, Applicant Tracking Systems, Content Optimization, Web Presence, Social Media, Editing
★ 4.6 (271) · Intermediate · Guided Project · Less Than 2 Hours
University of Colorado Boulder
Skills you'll gain: Social Media, Social Media Campaigns, Social Media Marketing, Social Media Strategy, Content Performance Analysis, Advertising Campaigns, Online Advertising, Advertising, Social Media Management, Target Audience, Social Media Analytics, Meta Ads Manager, Digital Advertising, Paid media, Social Media Content, Campaign Management, Performance marketing, Data Ethics, Instagram, Digital Analysis
★ 4.6 (334) · Beginner · Course · 1 - 4 Weeks

University at Buffalo
Skills you'll gain: Blockchain, Emerging Technologies, Distributed Computing, Cloud Platforms, Microsoft Azure, Platform As A Service (PaaS), File Systems, Application Development, Scalability, Data Storage
★ 4.6 (1.2K) · Intermediate · Course · 1 - 4 Weeks

Northwestern University
Skills you'll gain: Integrated Marketing Communications, Social Media Marketing, Content Marketing, Driving engagement, Social Media Content, Social Media, Social Media Campaigns, Social Media Strategy, Marketing Effectiveness, Marketing Communications, Earned Media, Social Media Analytics, Owned Media, Online Advertising, Paid media, Media Strategy, Content Creation, Advertising Campaigns, Digital Media Strategy, A/B Testing
★ 4.7 (1.1K) · Mixed · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Sales Prospecting, Prospecting and Qualification, Lead Generation, Cross-Channel Marketing, Sales Enablement, Sales, Sales Development, Global Marketing, Driving engagement, Sales Operations, Communication Strategies, Inside Sales, Regional Sales, Customer Engagement, LinkedIn, Sales Pipelines, Sales Strategy, Drive Engagement, AI Personalization, Personalized Campaigns
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Requirements Analysis, User Requirements Documents, Systems Development Life Cycle, Software Development Methodologies, Requirements Elicitation, Agile Methodology, Software Documentation, Software Design Documents, Security Requirements Analysis, System Requirements, Software Development Life Cycle, Agile Software Development, Waterfall Methodology
★ 4.6 (688) · Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Intercultural Competence, Cultural Sensitivity, Healthcare Ethics, Cultural Diversity, Public Health and Disease Prevention, Stress Management, Preventative Care, Injury Prevention, Occupational Health, Public Health, Health And Safety Standards, Safety and Security, Ethical Standards And Conduct, Adaptability, Infectious Diseases, Emergency Response, Mental Health, Planning
★ 4.7 (465) · Beginner · Course · 1 - 4 Weeks

Corporate Finance Institute
Skills you'll gain: Market Data, Wealth Management, Equities, Financial Market, Financial Planning, Retail Banking, Portfolio Management, Securities (Finance), Consumer Behaviour, Market Liquidity, Investments, Capital Markets, Economics, Financial Management, Banking, Economic Development, Investment Management, Banking Services, Personalized Service, Financial Services
★ 4.6 (80) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: MITRE ATT&CK Framework, Cybersecurity, Cyber Operations, Exploitation techniques, IT Automation, Scripting, Python Programming, Scripting Languages
★ 4.5 (434) · Intermediate · Course · 1 - 4 Weeks