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: Customer Retention, Customer Analysis, Business Metrics, Data Analysis, Performance Metric, Customer Insights, Analysis, Performance Measurement, Trend Analysis, Benchmarking, Key Performance Indicators (KPIs), Pareto Chart, Data-Driven Decision-Making, Customer experience strategy (CX), Descriptive Analytics, Predictive Analytics, Root Cause Analysis, Consumer Behaviour
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Transformation, Data Manipulation, Spreadsheet Software, Business Reporting, Financial Analysis, Financial Data, Data Cleansing, Excel Formulas, Microsoft Excel, Data-Driven Decision-Making, Budget Management, Trend Analysis, Data Analysis, Financial Reporting, Pivot Tables And Charts, Variance Analysis, Descriptive Analytics
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Embeddings, Applied Machine Learning, Vector Databases, Artificial Intelligence and Machine Learning (AI/ML), Transfer Learning, PyTorch (Machine Learning Library), Vision Transformer (ViT), Image Analysis, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Sales Prospecting, Product Demonstration, Sales, Technical Sales, Sales Pipelines, Sales Strategy, Sales Process, Sales Presentations, Consultative Selling, Return On Investment, Customer Engagement, Interviewing Skills, Needs Assessment, Customer Relationship Management (CRM) Software, Social Media, Relationship Building, Data Storytelling, Presentations, Overcoming Objections
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Customer Service, Customer Relationship Management (CRM) Software, Customer experience improvement, Customer Relationship Management, Customer Engagement, Customer Data Management, Customer Insights, Digital Marketing, Trend Analysis, Data Analysis, Business Reporting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Account Strategy, Sales Strategy, Sales Management, Sales, Account Management, Overcoming Objections, Key Performance Indicators (KPIs), Business Leadership, Revenue Forecasting, Sales Pipelines, Sales Enablement, Predictive Analytics, Advanced Analytics, Business Ethics, Forecasting, Negotiation, Analytics, Innovation, Corporate Sustainability, AI Enablement
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Ethics, Responsible AI, LLM Application, Operations Research, Strategic Thinking, Strategic Decision-Making, Business Strategy, Apache Kafka, Large Language Modeling, Real Time Data, AI Enablement, Performance Testing, Prompt Engineering, Business Analytics, Operational Analysis, Reinforcement Learning, Technical Communication, Inventory Management System, Supply Chain, General Data Protection Regulation (GDPR)
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Content Marketing, Content Strategy, Content Management, Customer Analysis, Marketing Operations, Marketing Strategies, Gap Analysis, Strategic Marketing, Content Development and Management, Customer experience strategy (CX), Consumer Behaviour, Marketing Materials, Content Creation, Sales Process
Beginner · Course · 1 - 4 Weeks
LearnQuest
Skills you'll gain: Java Programming, Java, File I/O, Eclipse (Software), Object Oriented Programming (OOP), Object Oriented Design, Integrated Development Environments, Development Environment, Software Design, Computer Programming, Application Frameworks, Programming Principles, Virtual Machines, Web Development, Debugging, Data Persistence, Package and Software Management, Data Structures
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Benchmarking, Sales Training, Sales, Competitive Intelligence, Sales Enablement, Marketing Automation, Trend Analysis, Sales Strategy, Sales Management, Lead Generation, Customer Relationship Management (CRM) Software, Automation, Social Media Management, Digital Advertising, Global Marketing, Social Media, Business Process Automation, AI Personalization, Campaign Management, Compliance Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Marketing Analytics, Content Performance Analysis, Google Analytics, Web Analytics and SEO, Keyword Research, Customer Analysis, Web Analytics, Marketing Effectiveness, Marketing Strategies, Search Engine Optimization, Campaign Management, Data Validation, Cross-Channel Marketing, Search Engine Marketing, Trend Analysis, Predictive Analytics, Performance Analysis, Variance Analysis, Advertising Campaigns, Model Evaluation
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Customer Relationship Management (CRM) Software, Customer Relationship Management, Customer Data Management
Beginner · Course · 1 - 4 Weeks