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: Security Controls, Threat Management, Cybersecurity, Threat Detection, Cyber Threat Intelligence, Zero Trust Network Access, Cyber Attacks, Application Security, Cyber Risk, Computer Security, Information Systems Security, Data Security, Network Security, Encryption, Multi-Factor Authentication, Cryptography, Authorization (Computing), Identity and Access Management
Intermediate · Course · 1 - 4 Weeks

Princeton University
Skills you'll gain: World History, Culture, Social Sciences, International Relations, Sociology, Social Impact, Conflict Management, Political Sciences, Psychology, Security Strategy
Mixed · Course · 3 - 6 Months

Tecnológico de Monterrey
Skills you'll gain: Brand Management, Brand Strategy, Branding, Brand Awareness, Brand Loyalty, Marketing Planning, Strategic Marketing, Marketing Management, Strategic Partnership, Social Media, Marketing, Marketing Communications, Social Media Marketing, Consumer Behaviour, Marketing Strategies, Customer experience strategy (CX), Persona Development, Organizational Strategy, Internal Communications, Business Strategy
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Linux Commands, Linux, Command-Line Interface, Penetration Testing, General Networking, Cybersecurity, Data Ethics, Vulnerability Scanning, Network Security, System Configuration, Software Installation, Virtual Machines
Beginner · Course · 1 - 3 Months

Skills you'll gain: Medical Billing, Medical Billing and Coding, Claims Processing, Medical Coding, Revenue Cycle Management, ICD Coding (ICD-9/ICD-10), CPT Coding, Electronic Medical Record System, Medical Terminology, Adjudication, Medicare, Medicaid
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Logo Design, Branding, Brand Strategy, Graphic Design, Target Audience, Marketing Materials, Social Media, Scheduling, Presentations, Content Creation, Social Media Marketing
Beginner · Guided Project · Less Than 2 Hours
Skills you'll gain: File Systems, Operating Systems, OS Process Management, C (Programming Language), System Programming, Unix, Virtualization, Data Integrity, Debugging, File I/O, Linux, Performance Tuning, Distributed Computing, Data Storage, Command-Line Interface, Virtual Machines, Data Security, Computer Hardware, Scalability, Data Structures
Beginner · Specialization · 3 - 6 Months
University of Toronto
Skills you'll gain: Bioinformatics, Network Analysis, Data Visualization Software, Data Analysis, Data Mining, Exploratory Data Analysis, Databases
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Operating System Administration, Remote Access Systems, Local Area Networks, Software Installation, Command-Line Interface, Microsoft Windows, System Configuration, Threat Detection, System Support, Information Technology Operations, Wireless Networks, Network Security, Desktop Support, Information Systems Security, Peripheral Devices, USB, Operating Systems, Computer Hardware, Data Storage Technologies, Hardware Troubleshooting
Beginner · Specialization · 3 - 6 Months

The University of Melbourne
Skills you'll gain: Financial Systems, Capital Markets, Market Liquidity, Financial Market, Corporate Finance, International Finance, Financial Regulation, Market Dynamics, Market Analysis, Governance, Risk Management, Economic Development
Mixed · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Open Web Application Security Project (OWASP), Authentications, Application Security, Vulnerability Assessments, Vulnerability Management, Event Monitoring, Security Controls, Data Integrity, System Monitoring, Patch Management, Server Side
Intermediate · Course · 1 - 3 Months

University of Cape Town
Skills you'll gain: Climate Change Adaptation, Water Resources, Water Sustainability, Sustainable Development, Environmental Policy, Water Resource Management, Environmental Science, Environment, Natural Resource Management, Socioeconomics, Vulnerability, Governance
Beginner · Course · 1 - 3 Months