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.

Google Cloud
Skills you'll gain: Virtual Private Networks (VPN), Google Cloud Platform, Virtual Networking, Virtual Machines, Network Routing, Network Performance Management
Advanced · Project · Less Than 2 Hours

Splunk Inc.
Skills you'll gain: Splunk, Correlation Analysis, Performance Tuning, Data Manipulation, Data Analysis, Data Modeling, Big Data, Transaction Processing, Data Science, Business Analytics, Data Visualization
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Maintenance, Operating System Administration, iSCSI Configuration, System Software
Intermediate · Course · 1 - 3 Months

AI CERTs
Skills you'll gain: Agentic systems, Generative AI Agents, AI Workflows, Artificial Intelligence and Machine Learning (AI/ML), Emerging Technologies, Business Ethics, Deep Learning, Social Impact, Ethical Standards And Conduct, Problem Solving, Analysis, Business Planning
Beginner · Course · 1 - 3 Months
Johns Hopkins University
Skills you'll gain: Advocacy, Public Policies, Public Health, Public Safety and National Security, Health Promotion, Legal Proceedings, Policy Analysis, Community Health, Policy Development, Crisis Intervention, Health Policy, Civil Procedures
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Health Informatics, Digital Transformation, Health Technology, Public Health, Medical Privacy, Health Systems, Health Care, Data Governance, Interoperability, Artificial Intelligence
Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Apache Kafka, Prometheus (Software), Performance Metric, Data Processing, Network Monitoring, Network Troubleshooting, Network Architecture
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: File I/O, Object Oriented Programming (OOP), Debugging, JSON, Program Development, Data Structures, Python Programming, Microsoft Visual Studio, Development Environment, Scripting, Maintainability, Integrated Development Environments, Package and Software Management, Authorization (Computing), Programming Principles, Computer Programming, Web Scraping, Application Programming Interface (API), Scalability, Scripting Languages
Beginner · Specialization · 3 - 6 Months

Pontificia Universidad Católica de Chile
Skills you'll gain: Three-Phase, Electrical Engineering, Electric Power Systems, Electrical Power, Power Electronics, Electronic Components, Electronics, Network Analysis, Simulation and Simulation Software
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Data Warehousing, Extract, Transform, Load, Snowflake Schema, Star Schema, Business Intelligence, Data Modeling, Database Design, Data Management, Data Integration, Performance Tuning, Databases, Data Transformation, Scalability
Beginner · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Responsible AI, Data Storytelling, AI Workflows, Data Presentation, AI Enablement, Predictive Modeling, Decision Support Systems, Strategic Decision-Making, Data-Driven Decision-Making, Business Intelligence, Decision Making, Business Analytics, Agentic systems, MLOps (Machine Learning Operations), Forecasting, Predictive Analytics, Scikit Learn (Machine Learning Library), Machine Learning, Data Security, Text Mining
Intermediate · Specialization · 1 - 3 Months

Google Cloud
Skills you'll gain: API Gateway, Cloud API, Application Programming Interface (API), Restful API, Google Cloud Platform, API Design, Cloud Deployment, Scalability, Service Oriented Architecture, Back-End Web Development, Server Side, Data Management, Network Analysis
Beginner · Project · Less Than 2 Hours