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: Operations Research, Strategic Thinking, Strategic Decision-Making, Business Strategy, AI Enablement, Business Analytics, Operational Analysis, Advanced Analytics, Analytics, Process Optimization, Applied Machine Learning, Process Improvement and Optimization, Predictive Modeling, Predictive Analytics, Artificial Intelligence, Statistical Modeling, Decision Making, Resource Allocation, Performance Analysis, Model Evaluation
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Dashboard, Data-Driven Decision-Making, Marketing Analytics, Marketing Effectiveness, Marketing Strategies, Data Presentation, Strategic Marketing, Strategic Thinking, Performance Analysis, Performance Reporting, Analysis, Data Visualization
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Google Ads, Advertising Campaigns, Pay Per Click Advertising, Campaign Management, Bidding, Online Advertising, Keyword Research, Copywriting, Performance marketing, Search Engine Marketing, Digital Advertising, Performance Analysis, Quality Assessment, Quality Improvement
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Architecture, Cloud Computing Architecture, Extract, Transform, Load, Cost Control, Cost Reduction, Expense Management, Cost Management, Data Storage, Data Manipulation, Descriptive Analytics, Data Analysis
Advanced · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Record Keeping, Medical Office Procedures, Records Management, Medical Records, Document Management, Health Information Management, Medical Privacy, File Management, Patient Communication, Patient Safety, Telecommunications, File Systems, Clinical Documentation, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Quality Assurance, Information Privacy
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Campaign Management, Marketing Channel, Digital Advertising, Marketing Effectiveness, Digital Marketing, Online Advertising, Marketing Analytics, Performance marketing, Web Analytics, Performance Metric, Performance Measurement, Social Media Marketing, Data-Driven Decision-Making, Email Marketing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: QuickBooks (Accounting Software), Expense Reports, Expense Management, Accounting Software, Bookkeeping, Accounting Records, Record Keeping, Accounting, Small Business Accounting, Accounts Payable, General Ledger, Transaction Processing, Financial Accounting, General Accounting, Financial Reporting, Data Entry
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Cross-Functional Team Leadership, Executive Presence, Matrix Management, Team Performance Management, Cross-Functional Collaboration, Performance Management, Key Performance Indicators (KPIs), Performance Measurement, Crisis Management, Team Building, Project Management, Leadership, Employee Coaching, Influencing, Leadership Development, Team Management, Stakeholder Management, Organizational Development, Strategic Communication, Change Management
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Risk Analysis, Business Risk Management, Simulation and Simulation Software, Return On Investment, Data Analysis, Data Modeling, Financial Modeling, Microsoft Excel, Data-Driven Decision-Making, Probability Distribution, Business Modeling, Strategic Decision-Making
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: A/B Testing, Marketing Strategies, Predictive Analytics, Analytics, Customer Insights, Real Time Data, Text Mining, Scheduling
Beginner · Course · 3 - 6 Months

Coursera
Skills you'll gain: Data Ethics, Responsible AI, Technical Communication, Stakeholder Communications, Model Evaluation, Data Preprocessing, Analytical Skills, Decision Making, Statistical Analysis, Performance Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Ansible, Configuration Management, Chef (Configuration Management Tool), Infrastructure as Code (IaC)
Beginner · Course · 1 - 4 Weeks