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: Penetration Testing, Exploit development, Network Security, Vulnerability, Cybersecurity, Vulnerability Assessments, Information Systems Security, Data Persistence, Virtual Machines
Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Cloud Security, Data Management, Records Management, Security Management, Cloud Computing, Cyber Security Policies, Microsoft Azure, Threat Management, Disaster Recovery, Data Governance, Security Controls, Information Privacy, General Data Protection Regulation (GDPR)
Beginner · Course · 1 - 4 Weeks
Rutgers the State University of New Jersey
Skills you'll gain: Strategic Sourcing, Lean Six Sigma, Lean Manufacturing, Demand Planning, Procurement, Supplier Relationship Management, Forecasting, Lean Methodologies, Process Improvement, Supplier Management, Operations Management, Purchasing, Production Process, Supply Management, Supply Chain, Warehouse Management, Supply Chain Planning, Inventory and Warehousing, Inventory Management System, Logistics
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Penetration Testing, Test Script Development, Brute-force attacks, Cloud Security, Network Analysis, API Testing, General Data Protection Regulation (GDPR), Wireless Networks, Security Controls
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Data Storytelling, Performance Measurement, Search Engine Marketing, Content Performance Analysis, Data-Driven Decision-Making, Search Engine Optimization, Branding, Web Analytics and SEO, Business Metrics, Marketing Strategy and Techniques, Digital Marketing, Customer Engagement, Customer experience strategy (CX), Digital Advertising, Marketing, E-Commerce, Email Marketing, Brand Awareness, Marketing Analytics, Social Media Marketing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Network Protocols, Network Performance Management, Network Monitoring, Network Troubleshooting, Threat Detection, Network Analysis, TCP/IP, Web Servers, Intrusion Detection and Prevention, Network Security
Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Cybersecurity, Threat Management, Security Controls, Cyber Security Strategy, Threat Detection, Cyber Security Policies, Security Awareness, Computer Security Awareness Training, Cyber Risk, Data Security, Network Security, Security Management, Enterprise Security, Information Assurance, Incident Response, Data Integrity, Disaster Recovery
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Authentications, Cloud Security, Cybersecurity, Threat Detection, Security Awareness, Cyber Attacks, Network Security, Vulnerability Assessments, Cloud Computing, Data Security, Identity and Access Management, Human Factors (Security), Software As A Service
Beginner · Course · 1 - 3 Months

Wesleyan University
Skills you'll gain: Social Sciences, Psychology, Persuasive Communication, Sociology, Empathy & Emotional Intelligence, Behavior Management, Conflict Management, Research, Diversity Awareness, Ethical Standards And Conduct
Beginner · Course · 1 - 3 Months

Northwestern University
Skills you'll gain: Social Media, Social Media Marketing, Target Audience, Social Media Strategy, Digital Transformation, Professional Networking, Marketing Strategies, Social Network Analysis, Market Analysis, Real Time Data
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Information Systems Security, Cyber Security Policies, Data Ethics, Cyber Governance, Application Security, Cyber Risk, Computer Security, General Data Protection Regulation (GDPR), Responsible AI
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Power BI, Microsoft Excel, Data Analysis, Microsoft Power Platform, Data Integrity, Data Visualization, Data Storage, Data Collection, Data Quality, Data Manipulation, Business Analytics, Timelines, Advanced Analytics, Database Design, Statistical Reporting, Report Writing, Data Processing, Data Warehousing, Business Intelligence, SQL
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months