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: Compliance Auditing, Auditing, Financial Auditing, Audit Working Papers, Corrective and Preventive Action (CAPA), Process Improvement, Internal Controls, Internal Auditing, Verification And Validation, Financial Controls, Financial Analysis, Financial Statement Analysis, Document Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Statistical Modeling, Data Validation, Media Planning, Variance Analysis, Regression Analysis, Predictive Analytics, Predictive Modeling, Web Analytics, Forecasting, Trend Analysis, Marketing Analytics, Time Series Analysis and Forecasting, Marketing Budgets, Analytics, Data-Driven Decision-Making, Data Quality, Advertising Campaigns
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Medical Billing, Medical Billing and Coding, Claims Processing, Medical Coding, Revenue Cycle Management, ICD Coding (ICD-9/ICD-10), CPT Coding, Electronic Medical Record System, Medical Terminology, Adjudication, Medicare, Medicaid
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Stakeholder Communications, Crisis Management, Smart Goals, Agile Project Management, Leadership and Management, Leadership, Business Leadership, Case Studies
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Enterprise Sales, Consultative Selling, B2B Sales, Selling Techniques, Stakeholder Engagement, Prospecting and Qualification, Sales Process, Stakeholder Management, Sales Training, Specialized Sales, Sales, Sales Strategy, Influencing
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Google Analytics, Web Analytics and SEO, Search Engine Optimization, Web Analytics, Content Performance Analysis, Keyword Research, Prioritization, Data Import/Export, Workflow Management, Content Strategy, Data Integration, User Research, Performance Metric
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Consultative Selling, Sales Prospecting, Personal Development, Sales Operations, Sales Management, Sales Training, Communication, User Research, Mentorship, Negotiation, Persona Development, Process Optimization, B2B Sales, Interpersonal Communications, Customer Analysis, Employee Coaching, Forecasting, Self-Awareness, Customer Relationship Management (CRM) Software, Account Management
Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Social Media Marketing, Instagram, Business Intelligence, Predictive Modeling, Predictive Analytics, 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

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, Health Information Management and Medical Records, Health Administration, Revenue Management, Medical Terminology
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Google Ads, Google Analytics, Marketing Analytics, Data Integration, Web Analytics, Data Access
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Cloud Hosting, Cloud Computing, Cloud Platforms, Cloud Services, Cloud Deployment, Cloud Technologies, Cloud Infrastructure, Cloud Computing Architecture, Public Cloud, Infrastructure As A Service (IaaS), Managed Services, Serverless Computing, Virtual Machines, Hybrid Cloud Computing, Software As A Service, Microsoft Azure, Platform As A Service (PaaS), Emerging Technologies, Containerization, Scalability
Beginner · Course · 1 - 3 Months