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: LinkedIn, Professional Networking, Applicant Tracking Systems, Social Media, Editing, Job Analysis
Intermediate · Guided Project · Less Than 2 Hours

University of Pennsylvania
Skills you'll gain: Health Insurance Portability And Accountability Act (HIPAA) Compliance, Medical Privacy, General Data Protection Regulation (GDPR), Personally Identifiable Information, Law, Regulation, and Compliance, Information Privacy, Health Information Management, Compliance Management, Data Security, Incident Response, Risk Analysis
Mixed · Course · 1 - 4 Weeks

Nanjing University
Skills you'll gain: Data Processing, Data Mining, Data Structures, Data Presentation, Object Oriented Programming (OOP), Web Scraping, 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: Business Analytics, Analytics, Data Analysis, Business Intelligence, Analytical Skills, Big Data, Asset Management, Business Analysis, Advanced Analytics, Feasibility Studies, Business Modeling, Data-Driven Decision-Making, Trend Analysis, Intellectual Property, Data Quality, Information Management, Network Model, Data Strategy, Data Literacy, Digital Assets
Build toward a degree
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Microsoft Intune (Mobile Device Management Software), Endpoint Security, Microsoft Windows, Authentications, Application Deployment, Operating System Administration, Azure Active Directory, Windows PowerShell, Group Policy, Enterprise Application Management, Identity and Access Management, Cloud Applications, Enterprise Security, Mobile Security, System Configuration, Security Management, Microsoft Azure, User Provisioning, Android (Operating System), Patch Management
Intermediate · Specialization · 1 - 3 Months

Yonsei University
Skills you'll gain: Spatial Data Analysis, Spatial Analysis, Geographic Information Systems, Geospatial Mapping, Database Management Systems, Big Data, Apache Hadoop, PostgreSQL, Network Analysis
Intermediate · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Threat Modeling, Risk Management, Business Continuity Planning, Asset Protection, Risk Analysis, Business Risk Management, Risk Management Framework, Risk Mitigation, Vulnerability Assessments, Asset Management, Disaster Recovery, Security Controls
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Audit Planning, Auditing, Internal Controls, Risk Management Framework, Continuous Monitoring, Compliance Auditing, Project Coordination, Financial Controls, Quality Assurance, Information Systems Security, Cyber Security Assessment, Governance, Presentations
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: File Systems, Operating Systems, OS Process Management, C (Programming Language), System Programming, Unix, Virtualization, Data Integrity, Debugging, File I/O, Linux, Performance Tuning, Distributed Computing, Data Storage, Command-Line Interface, Virtual Machines, Data Security, Computer Hardware, Scalability, Data Structures
Beginner · Specialization · 3 - 6 Months

University of California San Diego
Skills you'll gain: Data Modeling, Big Data, Data Management, Database Management Systems, Real Time Data, NoSQL, Database Design, Data Processing, Apache Hadoop, Data Structures, Scalability, Virtual Environment
Mixed · Course · 1 - 3 Months

Edge Impulse
Skills you'll gain: Computer Vision, Convolutional Neural Networks, Image Analysis, Transfer Learning, Artificial Neural Networks, Embedded Systems, Artificial Intelligence and Machine Learning (AI/ML), Applied Machine Learning, Deep Learning, Model Deployment, Data Ethics, Data Preprocessing, Machine Learning, Computer Programming, Model Evaluation, Python Programming
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Firewall, Terraform, Virtual Networking, Virtual Machines, Infrastructure as Code (IaC), Network Infrastructure, Google Cloud Platform, IT Automation, Network Security, Verification And Validation, Cloud Deployment, Network Model
Intermediate · Project · Less Than 2 Hours