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.

DeepLearning.AI
Skills you'll gain: Model Optimization, Tensorflow, Model Training, Deep Learning, Artificial Intelligence and Machine Learning (AI/ML), Performance Tuning, Machine Learning Methods, Artificial Neural Networks, Model Evaluation, Applied Machine Learning, Verification And Validation, Debugging
★ 4.9 (64K) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Patterns, Google Gemini, Generative AI, AI literacy, Model Training, AI Integrations, Google Sheets, Critical Thinking, Innovation
★ 4.8 (22K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Database Architecture and Administration, Relational Databases, PostgreSQL, Database Management, Scalability, Data Persistence, Databases, Database Management Systems, Disaster Recovery, System Monitoring, Data Pipelines, Data Manipulation, Data Transformation
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Workflow Management, Process Design, Project Management Software, Project Management Life Cycle, Project Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Strategy, Infrastructure Architecture, Financial Data, Business Modeling, Data-Driven Decision-Making, Return On Investment, Database Architecture and Administration, SQL, Data Transformation, Business Planning, Data Pipelines, Strategic Prioritization, Database Design, Financial Analysis, Business Continuity, Cost Benefit Analysis, Performance Metric
Advanced · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Excel Formulas, Microsoft Excel, Spreadsheet Software, Data Presentation, Data Visualization, Excel Macros, Financial Modeling, Data Analysis, Financial Analysis, Statistical Methods, Mathematical Software, Data Science, Scheduling, Data Security, Data Integrity, Data Manipulation, Data Management
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Project Schedules, Application Programming Interface (API), Scheduling, Scripting, Sprint Planning, Project Management Software, Performance Metric, Automation, Restful API, Scripting Languages, Operational Efficiency, Business Metrics, Performance Measurement, Process Improvement
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: System Monitoring, Application Performance Management, Query Languages, Database Management, Data Access, Database Design, Database Management Systems
Advanced · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Issue Tracking, Problem Management, AI Enablement, Help Desk Support, End User Training and Support, Project Management Software, Self Service Technologies
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Email Marketing, Branding, Brand Management, Compliance Auditing, Brand Marketing, Auditing, Brand Awareness, Color Matching, Typography, Verification And Validation, Quality Assurance
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Network Troubleshooting, Scenario Testing, Desktop Support, Hardware Troubleshooting, Help Desk Support, Information Technology, Technical Support, Network Infrastructure, Cloud Computing, Simulations, System Support, General Networking, Cloud Services, Computer Hardware, Network Security, Operating Systems
★ 3.3 (109) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Validation, Data Quality, SQL, Data Integrity, Verification And Validation, Unit Testing
Advanced · Course · 1 - 4 Weeks