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: Cybersecurity, Threat Management, Security Controls, Threat Detection, Cyber Security Policies, Security Awareness, Computer Security Awareness Training, Cyber Risk, Cyber Security Assessment, Data Security, Network Security, Enterprise Security, Information Assurance, Incident Response, Data Integrity
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Linux Commands, Linux Administration, Linux, Cybersecurity, Serverless Computing, Cloud Computing Architecture, Operating System Administration, Cloud Computing, Information Systems Security, Open Source Technology, Information Technology, DevOps, Git (Version Control System), Servers, Public Key Infrastructure
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Regression Analysis, R (Software), Data Analysis Software, Statistical Analysis, R Programming, Statistical Modeling, Statistical Inference, Correlation Analysis, Model Evaluation, Exploratory Data Analysis, Mathematical Modeling, Statistics, Predictive Modeling, Probability & Statistics
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Data Warehousing, Data Quality, Data Cleansing, Performance Tuning, Data Validation, Scalability, Database Management, System Monitoring, Serverless Computing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Supply Chain, Demand Planning, Supply Chain Management, Supply Chain Planning, Process Improvement, Capacity Planning, Logistics Management, Sustainable Business, Analytics, Corporate Sustainability, Scheduling, Inventory Management System, Forecasting, Data Analysis, Security Management, Expense Management, Operating Expense, Risk Management, Data Visualization, Problem Solving
Beginner · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Customer Engagement, Digital Marketing, Marketing Strategy and Techniques, MarTech, Social Media Marketing, Loyalty Programs, Consumer Behaviour, Marketing Communications, Customer experience strategy (CX), Content Creation, Content Strategy, Marketing Psychology, Search Engine Optimization, Paid media, Artificial Intelligence, Analytics, Generative AI, Data Analysis, Data Visualization, Data Collection
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Unilever
Skills you'll gain: Data Governance, Descriptive Analytics, Data Storytelling, Supply Chain, Supply Chain Management, Demand Planning, Presentations, Data Visualization, Supply Chain Systems, Supply Chain Planning, Process Improvement, Data Management, Data Lakes, Predictive Analytics, Forecasting, Data Analysis, Inventory and Warehousing, Data Analysis Software, Real Time Data, Problem Solving
Beginner · Professional Certificate · 3 - 6 Months
Amazon Web Services
Skills you'll gain: Serverless Computing, AWS Identity and Access Management (IAM), Event-Driven Programming, Solution Architecture, Cloud Computing Architecture, Amazon Web Services, Software Architecture, API Gateway, Hybrid Cloud Computing, Cloud Management, Multi-Tenant Cloud Environments, Performance Tuning, Amazon DynamoDB, Amazon S3, Cloud Security, AWS Kinesis, Data Analysis, Containerization, Data Visualization
Intermediate · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Software Design Patterns, Software Design, Software Quality Assurance, Software Engineering, Program Development, Application Security, Object Oriented Design, Software Architecture, Software Quality (SQA/SQC), Development Testing, Threat Modeling, Maintainability, Development Environment, Code Review, Application Deployment, Continuous Deployment, Quality Assurance, Security Requirements Analysis, Continuous Delivery, Software Testing
Intermediate · Course · 1 - 3 Months

Pontificia Universidad Católica de Chile
Skills you'll gain: Transportation Operations, Transportation Management, Network Analysis, Operations Research, Systems Analysis, Operational Analysis, Analysis, Demand Planning, Mathematical Modeling, Econometrics, Markov Model, Behavioral Economics, Economic Development, Economics, Policy, and Social Studies, Cost Benefit Analysis, Market Dynamics, Customer Demand Planning, Probability, Social Impact, Model Evaluation
Mixed · Course · 1 - 3 Months

Columbia University
Skills you'll gain: Project Schedules, Project Risk Management, Scheduling, Construction Management, Timelines, Lean Methodologies, Architecture and Construction, Construction Engineering, Milestones (Project Management), Diagram Design, Project Management Software, Work Breakdown Structure, Resource Allocation, Dependency Analysis
Beginner · Course · 3 - 6 Months

Google Cloud
Skills you'll gain: Flutter (Software), Cross Platform Development, Mobile Development, Cloud Development, Google Cloud Platform, User Interface (UI), Development Environment, Package and Software Management, Web Development, Network Security
Beginner · Project · Less Than 2 Hours