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.

Universidad Austral
Skills you'll gain: Digital Marketing, Customer Relationship Management, Social Media Marketing, Digital Media Strategy, Social Media Strategy, Marketing Analytics, Marketing Strategies, Web Analytics, Marketing, Sales Process, Business Analytics, Customer Retention, Search Engine Marketing, Customer Engagement, Email Marketing, Search Engine Optimization, Content Performance Analysis, Analytics, Lead Generation, Target Audience
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: TCP/IP, Network Administration, Virtual Local Area Network (VLAN), Network Routers, Network Routing, General Networking, Ansible, Puppet (Configuration Management Tool), Software-Defined Networking, Local Area Networks, Computer Networking, Command-Line Interface, Network Infrastructure, Wireless Networks, Network Security, Security Awareness, Networking Hardware, Network Protocols, Chef (Configuration Management Tool), Network Troubleshooting
Intermediate · Specialization · 1 - 3 Months

Nanjing University
Skills you'll gain: Data Processing, Data Mining, Data Structures, Data Presentation, Object Oriented Programming (OOP), Web Scraping, Data Capture, Data Analysis, Python Programming, Pandas (Python Package), NumPy, Data Visualization, Data Manipulation, Matplotlib, User Interface (UI) Design
Beginner · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Search Engine Marketing, Digital Marketing, Content Marketing, Web Analytics and SEO, Search Engine Optimization, Content Strategy, Marketing Planning, Marketing Strategy and Techniques, Social Media Marketing, Driving engagement, Social Media Strategy, Cross-Channel Marketing, Social Media, Marketing Automation, Campaign Management, Customer experience strategy (CX), User Experience, Brand Management, Customer Relationship Management (CRM) Software, AI Personalization
Build toward a degree
Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Graph Theory, Database Design, Big Data, Network Analysis, Analytics, Data Management, Query Languages, Computing Platforms, Scalability, Unsupervised Learning, Distributed Computing, Algorithms
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Financial Modeling, Variance Analysis, Financial Statements, Revenue Forecasting, Budget Management, Financial Statement Analysis, Financial Forecasting, Business Intelligence, Power BI, Financial Analysis, Cash Flows, Cost Management, Spreadsheet Software, Balance Sheet, Financial Reporting, Microsoft Excel, Dashboard, Data Visualization, Key Performance Indicators (KPIs), Capital Budgeting
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Vulnerability Assessments, Risk Management, Continuous Monitoring, Operational Risk, Threat Management, Intrusion Detection and Prevention, Business Risk Management, Cyber Risk, Vulnerability Management, Security Controls, Enterprise Risk Management (ERM), Risk Mitigation, Risk Analysis, Compliance Management, Law, Regulation, and Compliance, Security Information and Event Management (SIEM), Technical Communication, Network Monitoring, Network Analysis
Beginner · Course · 1 - 4 Weeks
EDUCBA
Skills you'll gain: Splunk, Security Information and Event Management (SIEM), Data Modeling, Role-Based Access Control (RBAC), System Monitoring, Dashboard, Incident Response, Computer Security Incident Management, Threat Detection, User Accounts, Data Transformation, Authorization (Computing), Cybersecurity, Machine Learning, Event Monitoring, Systems Administration, Security Management, Data Manipulation, Data Analysis, Statistical Analysis
Beginner · Specialization · 1 - 3 Months

University of Colorado System
Skills you'll gain: Requirements Elicitation, Software Design Documents, Requirements Analysis, Security Requirements Analysis, Mockups, Interviewing Skills, User Requirements Documents, Data Flow Diagrams (DFDs), Storyboarding, Requirements Management, Functional Requirement, Goal Setting, Software Development Methodologies, Software Documentation, Diagram Design, Agile Methodology, Business Requirements, Unified Modeling Language, Risk Management Framework, System Requirements
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Canva (Software), Social Media Content, Social Media Campaigns, Content Creation, Visual Design, Social Media Marketing, Generative AI, Video Production, Content Marketing, Graphic Design, Video Editing, ChatGPT, Marketing Design, AI Workflows, Prompt Engineering, Content Strategy, Animations, Storytelling, Branding, Responsible AI
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Incident Response, Computer Security Incident Management, Cyber Threat Hunting, Cyber Threat Intelligence, Cyber Operations, Intrusion Detection and Prevention, Threat Detection, Cyber Attacks, Cyber Security Assessment, Cybersecurity, Network Security, Digital Forensics, Data Security, Network Analysis, Exploit development, Malware Protection, Vulnerability Assessments
Beginner · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Algorithms, Network Routing, Network Model, Graph Theory, Operations Research, Theoretical Computer Science, Network Analysis, Data Structures, Computational Thinking, Linear Algebra, Computer Science, Big Data, Python Programming, Programming Principles, Computational Logic, Probability & Statistics
Advanced · Course · 1 - 3 Months