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.

John Wiley & Sons
Skills you'll gain: Productivity, Leadership and Management, Management Training And Development, Time Management, Leadership, Business Leadership, Delegation Skills, Leadership Development, Team Leadership, Employee Onboarding, Prioritization, Organizational Leadership, People Management, Business Management, Staff Management, Team Building, Performance Measurement, Quality Management, Recruitment, Executive Recruitment
Beginner · Course · 3 - 6 Months

Skills you'll gain: Relational Databases, Database Architecture and Administration, Database Systems, Database Development, Dependency Analysis
Beginner · Course · 1 - 4 Weeks

INSEAD
Skills you'll gain: Agentic systems, Blockchain, Emerging Technologies, AI Security, Generative AI Agents, AI Personalization, Healthcare 5.0, Responsible AI, AI Integrations, Generative AI, Data Ethics, Digital Assets, Environmental Social And Corporate Governance (ESG)
★ 4.8 (32) · Mixed · Course · 1 - 4 Weeks

Columbia University
Skills you'll gain: Reinforcement Learning, Machine Learning Methods, Machine Learning Algorithms, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning, Algorithms, Decision Intelligence, Markov Model, Deep Learning, Statistical Methods, Analysis
★ 4.4 (25) · Intermediate · Course · 1 - 3 Months
STARWEAVER
Skills you'll gain: Generative AI Agents, Data Ethics, Large Language Modeling, Cybersecurity, Artificial Intelligence, Cyber Security Assessment, Technology Strategies, Risk Mitigation, Automation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Storytelling, Data Presentation, Data-Driven Decision-Making, Strategic Decision-Making, Product Management, Customer Insights, Data Analysis, Forecasting, A/B Testing, Business Analytics, Analytics, Prioritization, Statistical Analysis, Business Metrics, User Research, Customer Retention, Machine Learning Methods, Root Cause Analysis, Statistical Methods, Stakeholder Communications
Intermediate · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Angular, HTML and CSS, JavaScript Frameworks, Application Frameworks, Javascript, Hypertext Markup Language (HTML), Front-End Web Development, Scalability, Web Design and Development, Web Applications, Code Reusability, Cascading Style Sheets (CSS), Web Development, Software Design Patterns, UI Components
★ 4.2 (46) · Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Ethics, Healthcare Ethics, Ethical Standards And Conduct, Medical Science and Research, Responsible AI, Clinical Research Ethics, Data Security, Data Science, Medical Privacy, Machine Learning Algorithms, Algorithms, Law, Regulation, and Compliance, Information Privacy, Artificial Intelligence, Diversity Awareness, Cybersecurity, Case Studies, Automation
★ 4.8 (52) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Enterprise Risk Management (ERM), Continuous Monitoring, Medical Privacy, Risk Management, Risk Management Framework, Health Information Management, Governance Risk Management and Compliance, Health Care Procedure and Regulation, Risk Mitigation, Risk Control, Information Privacy, Patient Safety, ISO/IEC 27001, Security Controls, Information Assurance, Data Security, Compliance Management, Data Integrity
★ 4.5 (14) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Network Architecture, General Networking, Wireless Networks, Networking Hardware, TCP/IP, Virtual Networking, Network Routers, Network Administration, Local Area Networks, OSI Models, Network Infrastructure, Computer Networking, Virtual Local Area Network (VLAN), Network Model, Network Security, Software-Defined Networking, Network Switches, Network Protocols, System Configuration, Command-Line Interface
Beginner · Course · 1 - 3 Months

Council on Foreign Relations
Skills you'll gain: International Finance, Policy Development, Policy Analysis, Research, and Development, Crisis Management
★ 4.3 (6) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Non-Verbal Communication, Intelligence Collection and Analysis, Exploitation techniques, Human Factors (Security), Penetration Testing, Data Collection, Security Awareness, Persuasive Communication, Vulnerability, Social Sciences, Rapport Building, Email Security
Intermediate · Course · 1 - 3 Months