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: React.js, Jest (JavaScript Testing Framework), JavaScript Frameworks, Web Components, Front-End Web Development, Unit Testing, UI Components, Ajax, Web Applications, Event-Driven Programming, Javascript, Software Testing
Intermediate · Course · 1 - 3 Months
École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Functional Design, Software Design Patterns, Unit Testing, Data Structures, Simulations
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Process Mapping, Six Sigma Methodology, Lean Six Sigma, Quality Improvement, Organizational Change, Lean Methodologies, Statistical Hypothesis Testing, Organizational Leadership, Quality Management, Process Analysis, Correlation Analysis, Project Scoping, Data-Driven Decision-Making, Root Cause Analysis, Statistical Analysis, Process Improvement, Business Process, Continuous Improvement Process, Sampling (Statistics), Statistical Methods
Beginner · Specialization · 1 - 3 Months

L&T EduTech
Skills you'll gain: Construction Engineering, Plumbing, Petroleum Industry, Building Codes, Civil Engineering, Construction Management, Oil and Gas, Construction, Energy and Utilities, Mechanical Engineering, Facility Repair And Maintenance, Safety Standards, Engineering Documentation, Manufacturing Standards, Mechanical Design, Design Specifications, Engineering Design Process, Materials science
Intermediate · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: Digital Signal Processing, Musical Composition, Music, Electronic Components, Electronics, Music Theory, Hardware Design, Embedded Systems, System Configuration, Algorithms, Instrumental Music, Performance Tuning, Data Import/Export, Programming Principles, Generative AI, Digital Communications, Creative Design, Interoperability, Other Programming Languages, Development Environment
Beginner · Specialization · 1 - 3 Months

L&T EduTech
Skills you'll gain: Construction, Construction Inspection, Construction Management, Equipment Design, Construction Engineering, Construction Estimating, Product Lifecycle Management, Cost Estimation, Building Codes, Engineering Practices, Commercial Construction, Machine Controls, Plant Operations and Management, Structural Engineering, Environmental Engineering, Facility Management and Maintenance, Automation Engineering, Engineering Plans And Specifications, Architecture and Construction, Civil Engineering
Advanced · Specialization · 3 - 6 Months
Skills you'll gain: Extract, Transform, Load, Data Analysis, Data Preprocessing, Jupyter, Data Visualization, Unsupervised Learning, Statistical Analysis, Model Evaluation, Exploratory Data Analysis, Data Migration, Machine Learning, Business Analytics, Classification Algorithms, Analytical Skills, Data Manipulation, Data Storytelling, Stakeholder Engagement, Project Scoping, Business Priorities, Business Analysis
Intermediate · Professional Certificate · 3 - 6 Months

University of California San Diego
Skills you'll gain: Internet Of Things, Unit Testing, System Testing, Software Design Documents, Software Development, Technical Communication, Software Documentation, Mobile Development, System Design and Implementation, Embedded Systems, Innovation, Creative Design, Systems Integration
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Microbiology, Pharmacology, Health Disparities, Psychosocial Assessments, Psychiatric And Mental Health Nursing, Molecular Biology, Infection Control, Infectious Diseases, Nursing Care, Biochemistry, Psychology, Molecular, Cellular, and Microbiology, Sociology, Cultural Sensitivity, Analytical Chemistry, Immunology, Behavior Management, Biology, Decision Making, Taxonomy
Intermediate · Professional Certificate · 3 - 6 Months

LearnQuest
Skills you'll gain: JUnit, Unit Testing, Software Testing, Mockups, Test Case, Test Driven Development (TDD), Java
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Node.JS, MongoDB, Middleware, Databases, Database Systems
Intermediate · Course · 1 - 4 Weeks

MedCerts
Skills you'll gain: Pulmonology, Medical Terminology, Cardiology, Respiratory Therapy, Medical Records, Immunology, Pathology, Hematology, Anatomy, Diagnostic Tests, Electocardiography, Laboratory Testing, Physiology
Beginner · Course · 1 - 4 Weeks