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.

LearnKartS
Skills you'll gain: Apache Kafka, Apache, Analytics, Data Governance, Scalability, File Systems, Live Streaming, Systems Architecture, Data Store, Event Monitoring, Event-Driven Programming, Data Persistence, File I/O, Data Transformation, Data Storage Technologies, Identity and Access Management, Development Environment, Command-Line Interface, Data Maintenance, Data Storage
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Pay Per Click Advertising, Google Ads, Keyword Research, Advertising Campaigns, Search Engine Marketing, Marketing Budgets, Online Advertising, Campaign Planning, Data-Driven Marketing, Paid media, Digital Marketing Tools, Advertising, Digital Advertising, Data-Driven Decision-Making, Sales Presentation, Budgeting, Cost Estimation, Performance Metric, Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Agentic Workflows, AI Personalization, Agentic systems, Sales Training, Competitive Intelligence, Sales Management, Generative AI Agents, Sales Strategy, Sales, Personalized Campaigns, Customer Analysis, Customer Relationship Management (CRM) Software, Sales Process, Customer Relationship Management, Real Time Data, Proposal Writing, Automation, Customer Insights, Proposal Development
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Database Architecture and Administration, Cloud Computing Architecture, Oracle Databases, Data Migration, Data Architecture, Microsoft SQL Servers, Google Cloud Platform, Cloud Computing, Database Management, Databases, Cloud Deployment, Cloud Solutions, Operational Databases, Virtual Private Networks (VPN), Network Security, Test Tools, Enterprise Application Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Patient Registration, Claims Processing, Patient Safety, Denial Management, Medical Billing, Revenue Cycle Management, Health Information Management, Copayment Collection and Processing, Practice Management Software, Medical Records, Medical Billing and Coding, Patient Communication, Data Entry, Data Validation, Document Management, Data Integrity, Data Quality
Beginner · Course · 1 - 3 Months

Pontificia Universidad Católica de Chile
Skills you'll gain: Three-Phase, Basic Electrical Systems, Electrical Engineering, Electronic Components, Electrical Systems, Electronic Systems, Electric Power Systems, Electrical Power, Electrical and Computer Engineering, Electronics, Differential Equations, Electronics Engineering, Engineering Analysis, Engineering Calculations, Schematic Diagrams, Network Analysis, Physics, Trigonometry, Simulation and Simulation Software, Applied Mathematics
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Responsible AI, Business Analysis, Business Analysis Tools, Data-Driven Decision-Making, Process Modeling, Data Analysis, AI Integrations, Data Storytelling, Artificial Intelligence, Business Process Automation, Generative AI, Stakeholder Communications, Business Requirements, AI Workflows, Requirements Elicitation, Requirements Analysis, Workflow Management, Process Improvement, Process Optimization
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Virtual Machines, Cloud Security, Public Cloud, Amazon Web Services, Scalability, Virtual Networking, Private Cloud, Cloud Computing Architecture, Cloud Platforms, Cloud Computing, Cloud Infrastructure, Cloud Services, Cloud Deployment
Beginner · Guided Project · Less Than 2 Hours

Imperial College London
Skills you'll gain: Recurrent Neural Networks (RNNs), Tensorflow, Data Pipelines, Keras (Neural Network Library), Transfer Learning, Deep Learning, Convolutional Neural Networks, Natural Language Processing, Model Training, Data Processing, AI Workflows, Data Preprocessing, Embeddings
Intermediate · Course · 1 - 3 Months

Banco Interamericano de Desarrollo
Skills you'll gain: Cybersecurity, Data Management, Infrastructure Security, Interoperability, Digital Transformation, Data Security, Data Governance, Public Administration, Governance, Case Studies, Public Key Infrastructure, Identity and Access Management, Policy Analysis, Strategic Planning
Beginner · Course · 1 - 4 Weeks

LearnQuest
Mixed · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Change Management, Scaled Agile Framework, Organizational Change, Culture Transformation, Organizational Development, Agile Methodology, Leadership Studies, Business Transformation, Scalability, Organizational Strategy, Case Studies
Beginner · Course · 1 - 4 Weeks