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.

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Linear Algebra, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Applied Mathematics, Deep Learning, Machine Learning
Beginner · Course · 1 - 3 Months

Skills you'll gain: Azure Active Directory, Authentications, Authorization (Computing), Microsoft Azure, Identity and Access Management, Active Directory, User Provisioning, Role-Based Access Control (RBAC), Enterprise Application Management, Single Sign-On (SSO), User Accounts, Cloud Security, Security Engineering, Multi-Factor Authentication
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Marketing Analytics, Data Collection, Marketing Effectiveness, Marketing, Data-Driven Marketing, Marketing Strategies, Marketing Operations, Business Metrics, Performance Metric, Performance Measurement, Performance Analysis, Data Capture, Key Performance Indicators (KPIs), Data Entry, Performance marketing, Data Compilation, Data Quality, Document Management, Data Maintenance, Record Keeping
Beginner · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Social Media, Social Media Marketing, Social Media Management, Social Media Strategy, Social Media Content, Social Media Campaigns, Marketing Strategies, Content Performance Analysis, Data-Driven Marketing, Social Media Analytics, Campaign Management, Marketing Effectiveness, Email Marketing, Marketing Analytics, Digital Marketing, Marketing Planning, Marketing, Strategic Marketing, UI/UX Strategy, Brand Management
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Load Balancing, Microsoft Azure, Cloud Infrastructure, Virtual Networking, Network Architecture, Network Planning And Design, Network Infrastructure, Cloud Computing Architecture, Network Administration, General Networking, Firewall, Network Security, Cloud Management, IT Automation, Data Migration, Virtual Machines, Microsoft SQL Servers, Performance Tuning, Scalability, Database Architecture and Administration
Intermediate · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Zero Trust Network Access, Identity and Access Management, Multi-Factor Authentication, Role-Based Access Control (RBAC), Security Controls, NIST 800-53, Network Architecture, Open Web Application Security Project (OWASP), Cyber Security Policies, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Cyber Threat Intelligence, Network Planning And Design, Cloud Computing, Security Strategy, Cyber Operations, Network Monitoring, Public Key Infrastructure, Hybrid Cloud Computing, Virtual Private Networks (VPN), Linux
Beginner · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Digital pedagogy, digital literacy, Computer Science, Computational Thinking, Social Impact, Geospatial Information and Technology, Computer Networking, Media and Communications, Algorithms, Global Positioning Systems
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Spring Framework, Model View Controller, Java Platform Enterprise Edition (J2EE), Application Performance Management, Software Design Patterns, Java Programming, Java, Enterprise Architecture, Enterprise Application Management, Secure Coding, Software Design, System Monitoring, Security Controls, Software Architecture, Application Security, Application Frameworks, Web Applications, OS Process Management, Memory Management, Data Sharing
Intermediate · Specialization · 3 - 6 Months

The State University of New York
Skills you'll gain: Market Liquidity, Financial Market, Distributed Computing, Financial Policy, Identity and Access Management, Financial Regulations, Financial Systems, Financial Regulation, Financial Services, Payment Processing, Digital Transformation, Emerging Technologies, Transaction Processing, Application Deployment, Scalability, Governance, Technical Standard, System Programming
Beginner · Specialization · 1 - 3 Months

Infosec
Skills you'll gain: Data Integration, Data Analysis, Data Mining, Data Presentation, Data-Driven Decision-Making, Data Modeling, Data Governance, Business Analytics, Data Visualization, Dashboard Creation, Analytics, Statistical Analysis, Dashboard, Data Warehousing, Data Management, Data Security, Data Quality, Data Cleansing, Data Integrity, Machine Learning
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Social Media Analytics, Content Creation, Social Media Marketing, Hospitality Management, Social Media, Hospitality, Social Media Management, Social Media Content, Digital Marketing Campaigns, Guest Relations, Digital Marketing Tools, Hotels and Accommodations, Marketing, Social Media Strategy, Digital Marketing, Storytelling, Instagram, Web Analytics and SEO, Search Engine Optimization, User Feedback
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Selling Techniques, Upselling, Technical Sales, Sales, General Sales Practices, Cross Selling, LinkedIn, Business Ethics, Inside Sales, Sales Strategy, Ethical Standards And Conduct, digital literacy, Law, Regulation, and Compliance, Regulatory Compliance, Regulatory Requirements, Web Presence, Professional Networking, Regulation and Legal Compliance, Automation, Smart Goals
Beginner · Course · 1 - 4 Weeks