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: Medical Billing and Coding, Medical Billing, ICD Coding (ICD-9/ICD-10), Medical Coding, CPT Coding, Revenue Cycle Management, Clinical Documentation, Medical Office Procedures, Medical Records, Health Administration, Revenue Management, Medical Terminology
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Culture Transformation, Human Resource Strategy, Human Capital, Organizational Change, Diversity and Inclusion, Strategic Leadership, Talent Management, Business Transformation, Change Management, Workforce Planning, Organizational Effectiveness, Data-Driven Decision-Making, Predictive Analytics, Strategic Partnership
Intermediate · Course · 1 - 4 Weeks
LearnQuest
Skills you'll gain: Sales Management, Sales Strategy, Sales, Sales Presentation, Sales Training, Initiative and Leadership, Resilience, Case Studies, Stress Management, Consumer Behaviour, Persistence, Trustworthiness, Customer Analysis, Business Ethics, Data-Driven Decision-Making, Self-Motivation, Composure, Cross-Functional Collaboration, Adaptability, Customer Retention
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AI Personalization, Agentic systems, Competitive Intelligence, Sales Management, Sales Strategy, Sales, AI Enablement, Customer Analysis, Customer Relationship Management, Sales Presentations, Real Time Data, Automation, Proposal Development, Case Studies
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Test Automation, Continuous Integration, CI/CD, AI Orchestration, Software Quality Assurance, Maintainability, Quality Assurance, Automation, Verification And Validation, User Interface (UI), Natural Language Processing, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: API Testing, Test Automation, Test Case, Test Execution Engine, Application Programming Interface (API), Regression Testing, System Monitoring, Restful API, Continuous Integration, Scenario Testing, Debugging, Continuous Delivery, Jenkins, CI/CD, Test Data, Azure DevOps, Query Languages, Data Validation
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Test Case, Test Automation, Test Data, Functional Testing, Test Execution Engine, CI/CD, System Testing, Software Testing, No-Code Development, Debugging
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Responsible AI, No-Code Development, AI Enablement, Regulatory Requirements, Compliance Management, Business Transformation, Business Process Automation, Business Process, Data Management, Risk Mitigation, Risk Analysis, Return On Investment, Process Design, Key Performance Indicators (KPIs), Regulation and Legal Compliance, Business Software, Digital Transformation, Change Management, Data-Driven Decision-Making, Predictive Analytics
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Model Deployment, Model Evaluation, MLOps (Machine Learning Operations), Data-Driven Decision-Making, Applied Machine Learning, Decision Making, Analytics, A/B Testing, Predictive Modeling, Machine Learning, Predictive Analytics, Statistical Hypothesis Testing, Statistical Methods, Scalability, Machine Learning Algorithms, Performance Testing, Performance Analysis, Statistical Analysis, Classification Algorithms, Regulatory Requirements
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Google Analytics, Web Analytics, Marketing Effectiveness, Marketing Analytics, Content Performance Analysis, Web Analytics and SEO, Looker (Software), Google Ads, Data Visualization, Data Visualization Software, Marketing Automation, Customer Insights, Campaign Management, Data-Driven Decision-Making, Business Reporting, Performance Reporting, Trend Analysis, Data Validation, Statistical Analysis, Key Performance Indicators (KPIs)
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Agile Methodology, User Feedback, No-Code Development, Collaborative Software, Application Development, User Acceptance Testing (UAT), Customer experience improvement, Software Development, Prototyping, Empowerment, Constructive Feedback, Development Testing, Continuous Improvement Process, Stakeholder Engagement, Cross-Functional Collaboration, Prioritization, User Interface (UI), Business Logic
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Delegation Skills, People Development, Accountability, Constructive Feedback, Team Management, Team Leadership, Leadership, Empowerment, Project Implementation, Knowledge Transfer, Expectation Management, Productivity, Performance Improvement
Beginner · Course · 1 - 4 Weeks