Certified Ethical Hacker (CEH) courses can help you learn penetration testing, vulnerability assessment, network security, and incident response strategies. You can build skills in ethical hacking methodologies, risk analysis, and security auditing techniques. Many courses introduce tools like Metasploit, Wireshark, and Nmap, that support identifying security weaknesses and testing the effectiveness of security measures.

The University of Sydney
Skills you'll gain: Critical Thinking, digital literacy, Information Management, Professionalism, Research, Communication, Document Management, Ethical Standards And Conduct, Digital Communications
★ 4.9 (10) · Beginner · Course · 1 - 3 Months

Caltech
Skills you'll gain: Specimen Preparation, Medical Imaging, Image Analysis, Specimen Processing, Cell Biology, Engineering, Scientific, and Technical Instruments, Laboratory Equipment, Laboratory Techniques, Digital Signal Processing, Scientific Visualization, 3D Modeling
★ 4.9 (272) · Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Diversity and Inclusion, Diversity Equity and Inclusion Initiatives, Diversity Awareness, Empathy, Diversity Training, Intercultural Competence, Cultural Sensitivity, Workplace inclusivity, Social Justice, Cultural Diversity, Social Impact, Self-Awareness, Innovation, Productivity
Beginner · Course · 1 - 3 Months

Skills you'll gain: Debugging, Apple Xcode, Swift Programming, API Testing, iOS Development, Integrated Development Environments, Apple iOS, Software Testing, Unit Testing, Test Script Development, Application Programming Interface (API), Network Troubleshooting, Test Case, Computer Programming Tools, Knowledge of Apple Software, Mobile Development Tools, Program Development
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Sampling (Statistics), Estimation, Data Collection, Risk Analysis, Statistical Methods, Statistical Software, Return On Investment, Statistical Analysis, Sample Size Determination, Quantitative Research, R (Software), Data Analysis, Risk Management, Probability & Statistics, Statistical Inference, Statistical Hypothesis Testing, R Programming, Project Estimation, Business Analysis
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Business Ethics, Engineering Management, Decision Making, Ethical Standards And Conduct, Organizational Leadership, Business Leadership, Leadership
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Calendar Management, Virtual Teams, Culture Transformation, Telecommuting, Teamwork, Assertiveness, Team Collaboration, Collaboration, Productivity, Professional Development, Time Management, Empathy, Scheduling, Prioritization, Expectation Management, Organizational Change, Accountability Frameworks, Dealing With Ambiguity, Communication Strategies, Communication
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Diversity Equity and Inclusion Initiatives, Diversity Training, Diversity and Inclusion, Workplace inclusivity, Diversity Programs, Diversity Awareness, Employee Retention, Cultural Diversity, Talent Recruitment, Human Resources, Workforce Development, Human Resource Strategy, Employee Training, Recruitment Strategies, Human Resource Policies, Training Programs, Recruitment, Leadership, Employee Engagement, Talent Management
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Patient Safety, Safety Assurance, Patient-centered Care, Accident Prevention, Collaboration, Teamwork, Patient Advocacy, Patient Communication, Stress First Aid, Accountability, Risk Management, Accountability Frameworks, Leadership, Communication
★ 4.8 (452) · Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Team Performance Management, Google Workspace, Productivity Software, Employee Performance Management, Team Building, Performance Improvement, Employee Engagement, Process Development, Team Motivation, Employee Surveys, Workflow Management, Business, Business Strategy
★ 4.6 (21) · Beginner · Guided Project · Less Than 2 Hours

University of Copenhagen
Skills you'll gain: Public Health and Disease Prevention, Psychosocial Assessments, Public Health, Healthcare Ethics, Community Health, Community Mental Health Services, Health Disparities, Care Coordination, Crisis Intervention, Mental Health Diseases and Disorders, Mental Health, Health Policy, Chronic Diseases, Emergency Response
★ 4.7 (40) · Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Facebook, Target Audience, Customer Insights, Customer Analysis, Social Media Analytics, Social Media, Social Media Marketing, Driving engagement, Social Media Management, Market Analysis, Consumer Behaviour, Marketing
Beginner · Guided Project · Less Than 2 Hours