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.

University of Michigan
Skills you'll gain: Automation, Sustainable Development, Electric Power Systems, Policy Analysis, Socioeconomics, Economics, Policy, and Social Studies, Environmental Issue, Social Impact, Emerging Technologies, Transportation Operations, Health Equity, Sustainability Standards, Social Sciences, Climate Change Mitigation, Safety and Security, Artificial Intelligence, Infrastructure Architecture
Beginner · Course · 1 - 3 Months

Skills you'll gain: Responsible AI, Digital Advertising, Email Marketing, Data Ethics, Generative AI, Marketing Automation, AI Personalization, Advertising Campaigns, Marketing, Marketing Strategies, Content Creation, Keyword Research, AI Enablement, Prompt Engineering, Search Engine Optimization, Social Media Marketing, Copywriting, E-Commerce
Intermediate · Course · 1 - 3 Months

Starweaver
Skills you'll gain: Responsible AI, AI Enablement, Technology Roadmaps, Organizational Change, AI Product Strategy, Stakeholder Engagement, Market Opportunities, Change Management, Google Gemini, Business Strategy, Generative AI, Corporate Strategy, Corporate Communications, Enterprise Security, Prompt Engineering, Corporate Sustainability, Business Communication, Communication Strategies, Marketing Strategy and Techniques, Communication
Intermediate · Specialization · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Data Storytelling, Dashboard, Data Presentation, Data Visualization Software, Interactive Data Visualization, Statistical Visualization, Plot (Graphics), Tableau Software, Data Ethics, Exploratory Data Analysis, Scatter Plots, Descriptive Statistics, Heat Maps, Data Analysis, Descriptive Analytics, Geospatial Information and Technology, Histogram, Analytical Skills, Application Deployment, Network Analysis
Beginner · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: Performance Tuning, Data Architecture, User Accounts, Data Warehousing, SQL, Database Management, Data Modeling, Data Transformation, Data Import/Export, Data Integration, Role-Based Access Control (RBAC), Data Governance, JSON, Data Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Network Troubleshooting, Virtual Local Area Network (VLAN), Computer Displays, Peripheral Devices, TCP/IP, Local Area Networks, Dynamic Host Configuration Protocol (DHCP), General Networking, USB, Wireless Networks, Computer Networking, Network Routers, Network Infrastructure, Hardware Troubleshooting, Network Switches, Network Protocols, Computer Hardware
Beginner · Course · 1 - 3 Months

Skills you'll gain: Account Management, Account Strategy, Cross Selling, Upselling, Cross-Functional Collaboration, Virtual Teams, Sales Strategy, Business Relationship Management, Customer Relationship Management, Stakeholder Management, Market Intelligence, Relationship Building, Customer Analysis, Business Solutions, AI Personalization, Data-Driven Decision-Making, Negotiation
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Statistical Analysis, Program Evaluation, Policy Analysis, Data Analysis, Statistical Methods, Public Policies, Statistical Hypothesis Testing, Policy Development, Analytical Skills, Forecasting, R Programming, Data-Driven Decision-Making, Research Design, Time Series Analysis and Forecasting
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Reconciliation, Ledgers (Accounting), Auditing, Accounting Records, General Ledger
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Cloud Computing, Process Optimization, Process Improvement, Manufacturing Operations, Manufacturing and Production, Internet Of Things, Innovation, Workforce Development, Robotics, Cybersecurity, Manufacturing Processes, Augmented and Virtual Reality (AR/VR), Blockchain, Digital Transformation, Production Process, Technology Strategies, 3D Modeling, Industrial Engineering, Automation, Change Management
Beginner · Specialization · 3 - 6 Months

Packt
Skills you'll gain: OSI Models, Computer Networking, Virtualization, Data Centers, Virtual Networking, General Networking, Network Architecture, Network Protocols, TCP/IP, Network Infrastructure, Local Area Networks
Beginner · Course · 1 - 4 Weeks

Pohang University of Science and Technology(POSTECH)
Skills you'll gain: Internet Of Things, Cloud Platforms, IBM Cloud, Application Development, Cloud Computing, Google Cloud Platform, Microsoft Azure, Amazon Web Services, Emerging Technologies, Network Protocols, Data Analysis
Beginner · Course · 1 - 3 Months