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.

Skills you'll gain: JUnit, Test Driven Development (TDD), Version Control, Git (Version Control System), GitHub, Performance Tuning, Unit Testing, Data Structures, Java Programming, Algorithms, Software Testing, Java, Computer Programming, Software Development, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Accounts Payable, Invoicing, Billing & Invoicing, Vendor Relationship Management, Payment Processing and Collection, Process Mapping, Project Documentation, Workflow Management, Accounting and Finance Software, Procedure Development, Accounting, Standard Accounting Practices, Business Process Automation, Document Control, Digital Transformation
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Sales Pipelines, B2B Sales, Sales Presentation, Enterprise Sales, Sales Enablement, Sales, Sales Process, Sales Strategy, Consultative Selling, Cross Selling, Value Propositions, Rapport Building, Stakeholder Management, Customer Relationship Management, Data-Driven Decision-Making, Relationship Building, Communication Strategies, Personalized Service
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, CI/CD, Google Cloud Platform, Continuous Integration, Continuous Deployment, Continuous Delivery, Cloud Applications, Application Performance Management, Cloud Storage, Cloud Security, Role-Based Access Control (RBAC), Identity and Access Management, Data Storage, Authorization (Computing), Database Systems, Authentications
Intermediate · Course · 1 - 3 Months

Yale University
Skills you'll gain: Land Management, Environmental Science, Sustainable Development, Environment, Natural Resource Management, Environmental Engineering and Restoration, Environment and Resource Management, Climate Change Adaptation, Philanthropy, Climate Change Mitigation, Socioeconomics, Finance
Beginner · Course · 1 - 3 Months

Alibaba Cloud Academy
Skills you'll gain: Relational Databases, Load Balancing, Data Visualization Software, Cloud Security, Network Security, Cloud Computing, Big Data, Database Management, Apache Hadoop, Cloud Infrastructure, Cloud Computing Architecture, Network Architecture, Apache Spark, Data Security, Servers, Apache Hive, Application Security, Distributed Computing, Data Processing, Machine Learning
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Network Troubleshooting, Network Routing, Routing Protocols, OSI Models, TCP/IP, Virtual Local Area Network (VLAN), Network Switches, Networking Hardware, Network Administration, Local Area Networks, Network Infrastructure, Network Protocols, System Configuration
Intermediate · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Social Network Analysis, Social Sciences, Network Analysis, Social Studies, Data Science, Machine Learning, Computational Thinking, Artificial Intelligence, Data Analysis, Simulations, Big Data, Digital Transformation, Predictive Modeling
Beginner · Course · 1 - 4 Weeks

Fractal Analytics
Skills you'll gain: Prompt Engineering, Responsible AI, Generative AI, Data Ethics, AI Security, Management Consulting, Artificial Intelligence, Business Consulting, Consulting, Technical Consulting, AI Enablement, Microsoft Copilot, Quality Assurance, Market Research, Large Language Modeling, Data-Driven Decision-Making, Automation, Technical Communication, Critical Thinking, Problem Solving
Beginner · Specialization · 1 - 3 Months

King Abdullah University of Science and Technology
Skills you'll gain: Statistical Analysis, Bioinformatics, Unix, Scientific Visualization, R Programming, Rmarkdown, Unix Commands, Data Analysis, Data Quality, Statistical Hypothesis Testing, Exploratory Data Analysis, Pandas (Python Package), Python Programming, NumPy, Data Manipulation
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Docker (Software), Cloud-Native Computing, Containerization, Application Deployment, Devops Tools, Data Storage, DevOps, Security Controls, CI/CD, Authentications, Hardening, YAML, Virtual Networking, Network Planning And Design, Data Persistence, Scalability
Intermediate · Course · 1 - 4 Weeks

University of Toronto
Skills you'll gain: Computer Vision, Convolutional Neural Networks, Image Analysis, Deep Learning, Artificial Neural Networks, Robotics, Machine Learning Algorithms, Linear Algebra
Advanced · Course · 1 - 3 Months