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: Digital Marketing Tools, Marketing Automation, Scheduling, Management Reporting, Business Reporting, Performance Reporting, Automation, Stakeholder Communications, Scalability
Beginner · Course · 1 - 4 Weeks

University of Leeds
Skills you'll gain: Exploratory Data Analysis, Data Cleansing, Statistical Methods, Statistical Visualization, Plot (Graphics), Statistical Modeling, Data Visualization, Statistics, R (Software), Data Analysis, Statistical Software, Probability & Statistics, Data Literacy, Statistical Inference, R Programming, Descriptive Statistics, Box Plots, Data Visualization Software, Histogram, Probability
Intermediate · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Innovation, AI Enablement, Scalability, Procurement, Artificial Intelligence, Automation, Initiative and Leadership, AI literacy, AI Integrations, Natural Language Processing, Business Transformation, Organizational Change, Digital Transformation, Organizational Effectiveness, Performance Improvement, Emerging Technologies, Product Improvement, Operational Efficiency, Goal Setting, Product Requirements
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Embedded Software, Application Security, Embedded Systems, DevSecOps, Secure Coding, Internet Of Things, Application Deployment, Systems Design, Cloud Deployment, Security Requirements Analysis, User Interface and User Experience (UI/UX) Design, System Design and Implementation, Cybersecurity, Security Engineering, Systems Architecture, IT Security Architecture, Development Environment, Cyber Security Strategy, Design Strategies, Software Architecture
Beginner · Course · 3 - 6 Months

Illinois Tech
Skills you'll gain: Virtualization, Virtualization and Virtual Machines, Virtual Machines, Virtual Networking, Data Centers, Virtual Local Area Network (VLAN), Data Storage Technologies, Data Storage, Data Infrastructure, Servers, Virtual Reality, Memory Management, Network Switches, iSCSI Configuration, Remote Access Systems, Computer Hardware
Build toward a degree
Intermediate · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Database Administration, Disaster Recovery, Database Architecture and Administration, Database Systems, Database Management, Database Management Systems, Operational Databases, Data Maintenance, Relational Databases, Databases, Database Design, Data Management, Business Continuity Planning, Database Software, Database Theory, Transaction Processing, Data Governance, Data Security, SQL, Business Continuity
Intermediate · Specialization · 1 - 3 Months

Università di Napoli Federico II
Skills you'll gain: Political Sciences, International Relations, World History, Diplomacy, Social Sciences, Public Safety and National Security, European History, Environmental Issue, Socioeconomics, Conflict Management, Climate Change Programs, Governance, Crisis Intervention, Economic Development, Trend Analysis, Security Strategy
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Content Scheduling, Social Media Management, Social Media Content, Social Media, Social Media Marketing, Marketing Automation, Automation, Account Management, Advertising, Marketing, Branding
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Microsoft Intune (Mobile Device Management Software), Application Deployment, Group Policy, Enterprise Application Management, Cloud Deployment, Cloud Applications, Mobile Security, Azure Active Directory, Identity and Access Management, Security Controls, Configuration Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Variance Analysis, Financial Analysis, Financial Data, Financial Statement Analysis, Financial Statements, Business Communication, Business Analysis, Communication, Accounting, Accounting Records, Budgeting, Verification And Validation, Anomaly Detection, Strategic Thinking, Investigation, Root Cause Analysis
Mixed · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Run Chart, Data Collection, Data Analysis, Quality Improvement, Continuous Quality Improvement (CQI), Data Quality, Healthcare Project Management, Statistical Analysis, Data Literacy, Statistical Methods, Data Visualization, Data-Driven Decision-Making, Sampling (Statistics), Graphing, Decision Making
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Health Policy, Health Systems, Public Health, Health Administration, Research Design, Systems Analysis, Scalability, Technical Communication
Intermediate · Course · 1 - 4 Weeks