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.

Coursera
Skills you'll gain: Descriptive Statistics, Dashboard, Dashboard Creation, Histogram, Descriptive Analytics, Data Presentation, Data Storytelling, Exploratory Data Analysis, Tableau Software, Data Visualization, Data-Driven Decision-Making, Strategic Decision-Making, Data Quality, Performance Analysis, Stakeholder Analysis, Business Metrics, Performance Metric
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Excel Formulas, Data Validation, Microsoft Excel, Accounting and Finance Software, Standard Accounting Practices, Spreadsheet Software, Data Maintenance, Data Quality, Data Integrity
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AWS Identity and Access Management (IAM), Amazon Web Services, Amazon S3, Amazon Elastic Compute Cloud, Cloud-Native Computing, User Provisioning, Infrastructure As A Service (IaaS), Virtual Networking, User Accounts, Cloud Deployment, Role-Based Access Control (RBAC), Virtual Private Networks (VPN), Security Controls, Multi-Factor Authentication, Scalability
Beginner · Course · 1 - 4 Weeks

Politecnico di Milano
Skills you'll gain: Innovation, Strategic Thinking, Systems Thinking, Technology Strategies, Digital Transformation, Case Studies, Business Modeling, Business Transformation, Scalability, Social Impact, Market Opportunities, Market Dynamics
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Account Strategy, Sales Strategy, Sales Management, Sales, Regional Sales, General Sales Practices, Account Management, Overcoming Objections, Performance Measurement, Key Performance Indicators (KPIs), Leadership Studies, Sales Development, Revenue Forecasting, Performance Metric, Sales Process, Sales Pipelines, Sales Enablement, Predictive Analytics, Predictive Modeling, Advanced Analytics
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Analytical Skills, Analysis, Data Preprocessing, Data Analysis, Model Evaluation, Analytics, Regression Analysis, Classification And Regression Tree (CART), Strategic Decision-Making, Business Analytics, Decision Making, Predictive Modeling, Classification Algorithms, Statistical Modeling, Logistic Regression, Decision Tree Learning, Research, Investigation, Quantitative Research, Scientific Methods
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Database Management Systems, Database Management, Database Administration, Database Software, Database Development, Database Design, Database Architecture and Administration, Database Application, Relational Databases, SQL, Data Modeling, Network Model, Query Languages, Data Maintenance, Data Integrity, Data Manipulation, Data Security, Diagram Design
Build toward a degree
Beginner · Course · 1 - 3 Months

Erasmus University Rotterdam
Skills you'll gain: Policy Development, Conflict Management, Ethical Standards And Conduct, Disaster Recovery, Policy Analysis, Emergency Response, Mitigation, International Relations, Risk Analysis, Risk Management, Public Safety and National Security, Decision Intelligence
Intermediate · Course · 1 - 3 Months

INSEAD
Skills you'll gain: Agentic systems, Blockchain, Emerging Technologies, AI Security, Generative AI Agents, AI Personalization, Healthcare 5.0, Responsible AI, AI Integrations, Generative AI, Data Ethics, Digital Assets, Environmental Social And Corporate Governance (ESG)
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Marketing Design, Social Media Marketing, Social Media Content, Content Creation, Graphic and Visual Design Software, Social Media, Marketing Materials, Color Matching, Graphic Design, Graphical Tools, Design, User Accounts
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Cyber Security Assessment, Endpoint Security, Information Technology, Data Security, Network Security, Cloud Security, Personally Identifiable Information, Information Privacy, Linux Administration, Firewall, Cybersecurity, Linux, Network Administration, System Configuration, Security Controls, Cyber Threat Intelligence, Cyber Security Policies, Cyber Security Strategy, Microsoft Windows, Good Clinical Practices (GCP)
Beginner · Course · 3 - 6 Months

Microsoft
Skills you'll gain: Devops Tools, DevOps, Agile Methodology, Agile Software Development, Application Deployment, Docker (Software), Agile Project Management, Project Management, Software Development Tools, Technical Communication, Needs Assessment, Prometheus (Software), Business Requirements, Jira (Software), Python Programming, Natural Language Processing, Collaboration, Communication, Professional Networking, Interviewing Skills
Beginner · Course · 1 - 3 Months