Pen testing courses can help you learn vulnerability assessment, network security, and ethical hacking techniques. You can build skills in penetration testing methodologies, risk analysis, and incident response strategies. Many courses introduce tools like Metasploit, Wireshark, and Burp Suite, that support identifying and exploiting security weaknesses in systems and applications. By engaging with these tools, you can practice practical work that enhance your ability to secure networks and protect sensitive data.

Skills you'll gain: Marketing Analytics, Data-Driven Marketing, Marketing Effectiveness, A/B Testing, Target Audience, Marketing Strategies, Marketing, Marketing Planning, Marketing Strategy and Techniques, Online Advertising, Customer Analysis, Conversion Funnel Analysis, Marketing Channel, Advertising Campaigns, Persona Development, Customer Insights, Regression Analysis, Model Evaluation, Data Analysis, Descriptive Analytics
★ 4.7 (294) · Beginner · Course · 1 - 4 Weeks
Johns Hopkins University
Skills you'll gain: Epidemiology, Infection Control, Infectious Diseases, Public Health, Public Health and Disease Prevention, Program Management, Model Evaluation, Community Health, Performance Testing, Statistical Modeling, Decision Support Systems
★ 4.5 (1.3K) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Logistic Regression, Statistical Hypothesis Testing, SAS (Software), Predictive Modeling, Model Evaluation, Predictive Analytics, Statistical Analysis, Statistical Modeling, Correlation Analysis, Statistical Software, Statistical Programming, Regression Analysis, Exploratory Data Analysis, Statistical Methods, Plot (Graphics), Statistical Inference, Data Wrangling, Model Training, Data Validation, Big Data
★ 4.6 (228) · Intermediate · Professional Certificate · 3 - 6 Months

L&T EduTech
Skills you'll gain: Electrical Systems, Electrical Power, Electrical Substation, Electric Power Systems, Low Voltage, Electrical Wiring, Three-Phase, High Voltage, Electrical Equipment, Electrical Safety, Control Systems, Energy and Utilities, Construction, Construction Inspection, Automation Engineering, Communication Systems, Acceptance Testing
★ 4.5 (151) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Natural Language Processing, Microsoft Azure, Computer Vision, No-Code Development, Applied Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning, Predictive Modeling, Artificial Intelligence, AI literacy, Responsible AI
★ 4.7 (227) · Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: User Experience, User Experience Design, User Story, Prototyping, Wireframing, User Interface and User Experience (UI/UX) Design, User Centered Design, Interactive Design, Ideation, Conceptual Design, Interaction Design, Persona (User Experience), User Interface (UI), Design, Usability Testing, Storyboarding, Mockups, Scenario Testing
★ 4.7 (303) · Beginner · Course · 1 - 3 Months

Imperial College London
Skills you'll gain: Health Technology, Telehealth, Health Disparities, Health Informatics, Health Systems, Electronic Medical Record System, Electronic Medical Record, Health Equity, Interoperability, Public Health, Epidemiology, Big Data, Public Health and Disease Prevention, Digital Transformation, Applied Machine Learning, Health Information Management, Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Data Integration
★ 4.5 (266) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Exploratory Data Analysis, Data Compilation, Correlation Analysis, Data Collection, Statistical Inference, Statistics, Statistical Process Controls, Data Literacy, Statistical Software, Statistical Methods, Statistical Modeling, Predictive Modeling, Data Analysis, Statistical Hypothesis Testing, Data-Driven Decision-Making, Regression Analysis, Statistical Analysis, Analytical Skills, SAS (Software), Data Visualization
★ 4.8 (101) · Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Customer Retention, HubSpot CRM, Brand Awareness, Surveys, Survey Creation, Marketing Analytics, Google Analytics, Customer Analysis, Customer Service, Customer Relationship Management (CRM) Software, Customer Insights, Brand Loyalty, Customer Relationship Management, Customer Data Management, A/B Testing, AI Product Strategy, Target Audience, Data Analysis, Digital Marketing, Performance Measurement
★ 4.5 (130) · Intermediate · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Statistical Hypothesis Testing, Statistical Analysis, Statistical Methods, Probability & Statistics, Statistical Inference, Biostatistics, Sampling (Statistics), Statistics, Data Analysis, Analysis, Sample Size Determination, Risk Analysis, Probability Distribution
★ 4.3 (138) · Mixed · Course · 1 - 4 Weeks

Technion - Israel Institute of Technology
Skills you'll gain: Business Planning, Value Propositions, Entrepreneurship, Ideation, Business Strategy, New Product Development, Commercialization, Risk Management, Product Development, Innovation, Communication, Persuasive Communication, Sales Presentations, Feasibility Studies, Verification And Validation, Decision Making, Interviewing Skills
★ 4.8 (780) · Mixed · Course · 1 - 3 Months
Georgia Institute of Technology
Skills you'll gain: Materials science, Experimentation, New Product Development, Laboratory Research, Sustainable Technologies, Manufacturing Processes, Process Development, Research Design, Engineering, Scientific, and Technical Instruments, Analytical Testing, Laboratory Testing, Chemical and Biomedical Engineering, Analytical Chemistry
★ 4.6 (180) · Intermediate · Course · 1 - 3 Months