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.

O.P. Jindal Global University
Skills you'll gain: International Relations, Public Policies, Social Studies, Economics, Policy, and Social Studies, Political Sciences, Financial Policy, International Finance, Diplomacy, Economics, World History, Economic Development, European History, Policy Development, Policy Analysis, Public Affairs, Technology Strategies, Public Safety and National Security, Lobbying, Governance, Security Strategy
★ 4.4 (28) · Beginner · Specialization · 3 - 6 Months

University of California San Diego
Skills you'll gain: Data Ethics, Interactive Learning, Big Data, Cybersecurity, Student Engagement, Pedagogy, General Networking, Blockchain, Digital pedagogy, Algorithms, Data Security, Teaching, digital literacy, Cryptography, Spatial Data Analysis, Technical Communication, Diversity Awareness, Education Software and Technology, Distributed Computing, Diversity Equity and Inclusion Initiatives
★ 4.6 (63) · Beginner · Specialization · 3 - 6 Months

Unilever
Skills you'll gain: Web Analytics, Social Media Campaigns, Campaign Management, Web Analytics and SEO, Digital Marketing, Google Analytics, Social Media Marketing, Search Engine Marketing, Digital Media Strategy, Social Media Strategy, Marketing Strategies, Search Engine Optimization, Keyword Research, Online Advertising, Marketing Analytics, A/B Testing, Social Media, Campaign Planning, Advertising Campaigns, Value Propositions
★ 4.8 (65) · Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Dashboard Creation, Problem Management, Data Import/Export, Data Access
★ 4.7 (224) · Beginner · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Dynamic Host Configuration Protocol (DHCP), Local Area Networks, Network Protocols, Network Administration, TCP/IP, Wireless Networks, General Networking, Network Architecture, Network Infrastructure, System Configuration, Computer Networking
Mixed · Course · 1 - 4 Weeks

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Materials science, AI literacy, Artificial Neural Networks, Process Modeling, Image Analysis, Computer Vision, Manufacturing Processes, Machine Learning
★ 4.7 (51) · Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Data Security, Cybersecurity, Cyber Attacks, Data Ethics, Computer Security, Authentications, Cryptography, Information Assurance, Cyber Security Policies, Authorization (Computing), Security Software, Security Controls, Cyber Security Assessment, Information Privacy, Encryption, Data Access, Security Awareness, Risk Analysis, Problem Solving, Communication
★ 3.5 (31) · Beginner · Course · 1 - 3 Months

Yale University
Skills you'll gain: Land Management, Environmental Science, Sustainable Systems, Sustainable Development, Natural Resource Management, Environmental Engineering and Restoration, Environmental Resource Management, Environment and Resource Management, Philanthropy, Social Studies, Climate Change Mitigation, Finance
★ 4.9 (180) · Beginner · Course · 1 - 3 Months

Skills you'll gain: IT Service Management, Information Technology Infrastructure Library, Change Control, IT Management, Information Technology Architecture, Service Management, Security Management, Technical Services, Infrastructure Architecture, Enterprise Architecture, Risk Management Framework, IT Infrastructure, IT Security Architecture, Computing Platforms
★ 4.8 (190) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: TikTok, Content Creation, Video Editing, Video Production, Social Media Content, Social Media, Social Media Marketing, Content Marketing, Drive Engagement, Driving engagement, Target Audience, Business Marketing, Customer Engagement, Culture, User Accounts, Demography
★ 4.8 (73) · Beginner · Course · 1 - 4 Weeks

Saïd Business School, University of Oxford
Skills you'll gain: Machine Learning Methods, Financial Services, Artificial Intelligence, Responsible AI, FinTech, Financial Data, Banking Services, Decision Intelligence, Financial Regulation, Banking, Fraud detection, Machine Learning, Data Ethics, Natural Language Processing, AI Personalization, Deep Learning, Credit Risk, Case Studies, Algorithms, Data Management
★ 4.7 (90) · Beginner · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Data Ethics, Artificial Intelligence, Responsible AI, AI literacy, Artificial Intelligence and Machine Learning (AI/ML), Generative AI, Algorithms, Deep Learning, Machine Learning, Data Collection, Hardware Architecture, Data Integrity, Adaptability, Data Quality, Ethical Standards And Conduct, Data Analysis
Beginner · Course · 1 - 3 Months