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.

American Psychological Association
Skills you'll gain: Data Visualization, Descriptive Statistics, Plot (Graphics), Data Literacy, Graphing, Statistical Hypothesis Testing, Probability & Statistics, Statistical Inference, Quantitative Research, Statistics, Statistical Analysis, Sample Size Determination, Data Analysis, Sampling (Statistics), Exploratory Data Analysis, Scatter Plots, Correlation Analysis, Psychology, Research Design, Scientific Methods
Beginner · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Surveys, Statistical Hypothesis Testing, Quantitative Research, Statistical Analysis, Marketing Analytics, Market Research, Data Analysis, Marketing, Target Market, Market Analysis, Regression Analysis, Sample Size Determination, Quality Control
Intermediate · Course · 1 - 4 Weeks

University of Copenhagen
Skills you'll gain: Diagnostic Tests, Patient Evaluation, Pathology, Physiology, Laboratory Testing, Precision Medicine, Biochemistry, Chronic Diseases, Endocrinology, Treatment Planning, Patient Treatment, Biology, Internal Medicine, Pharmacology, Medical Ultrasonography, Nutrition and Diet, Medical Science and Research, Epidemiology, Clinical Nutrition, Anatomy
Intermediate · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Threat Modeling, Secure Coding, Cryptography, Exploit development, Open Web Application Security Project (OWASP), Encryption, Application Security, Vulnerability Assessments, Data Security, Security Controls, Authentications, Security Testing, Vulnerability Management, Personally Identifiable Information
Intermediate · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Amazon Bedrock, Prompt Engineering, Responsible AI, Generative AI Agents, Generative AI, LangChain, Large Language Modeling, LLM Application, Prompt Engineering Tools, Artificial Intelligence, Cloud API, AWS SageMaker, Application Programming Interface (API), Amazon Web Services, AI Personalization, Automation, Data Processing, Performance Testing, Data Integration
Intermediate · Professional Certificate · 1 - 3 Months

Skills you'll gain: Cross-Channel Marketing, Content Marketing, Marketing Analytics, Data Ethics, Data-Driven Decision-Making, Marketing Strategies, Personalized Service, Content Creation, MarTech, Marketing Communications, Content Strategy, Driving engagement, Social Media, Emerging Technologies, Market Research, Trend Analysis, Data Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Linux Administration, Bash (Scripting Language), Network Monitoring, Cyber Security Assessment, Exploit development, Intrusion Detection and Prevention, System Configuration, Virtual Machines
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Business Logic, SAP Applications, Unit Testing, Restful API, Application Deployment, Application Design, Business Reporting, Secure Coding, Debugging, Full-Stack Web Development, Application Development, Web Applications, Programming Principles, Object Oriented Programming (OOP), User Interface (UI), Back-End Web Development, Software Architecture, HTML and CSS, Data Entry, UI Components
Intermediate · Specialization · 1 - 3 Months

Simplilearn
Skills you'll gain: Performance Testing, Application Programming Interface (API), Test Tools, Software Testing, Application Performance Management, Test Planning, System Testing, Scripting, User Acceptance Testing (UAT), Simulations, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Node.JS, API Gateway, MySQL, Restful API, MongoDB, Microservices, API Design, NoSQL, Object-Relational Mapping, Database Design, Relational Databases, Unit Testing, SQL, Databases, Server Side, Application Deployment, Javascript, Application Programming Interface (API), Software Documentation, Data Modeling
Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: User Research, Persona (User Experience), Internet Of Things, User Experience, Verification And Validation, Usability Testing, User Centered Design, Cloud Computing Architecture, API Design, User Interface (UI), Amazon Web Services, User Interface (UI) Design, Network Protocols, Human Computer Interaction, Embedded Systems, Prototyping, Embedded Software, User Interface and User Experience (UI/UX) Design, Usability, Software Development
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

LearnKartS
Skills you'll gain: JUnit, Unit Testing, Debugging, Java, Maintainability, Software Development, Secure Coding, Software Testing, Test Case, Authentications, Application Security, Cryptography, Object Oriented Programming (OOP), Eclipse (Software), Integrated Development Environments, Encryption, Data Structures, File Management
Beginner · Course · 1 - 4 Weeks