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.

Illinois Tech
Skills you'll gain: Model Evaluation, Regression Analysis, Verification And Validation, Feature Engineering, Plot (Graphics), Statistical Methods, Statistical Modeling, Scatter Plots, Data Transformation, Correlation Analysis, Statistical Analysis, R Programming, Time Series Analysis and Forecasting, Statistical Inference, Statistical Hypothesis Testing, Probability Distribution
★ 4.9 (11) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Google Cloud Platform, Cloud Computing Architecture, Technical Design, System Configuration, System Implementation, System Design and Implementation, Business Systems Analysis, Cloud Engineering, Cloud Computing, Cloud Management, Cloud Solutions, Cloud Security, Security Controls, Solution Architecture, Data Migration, Infrastructure Architecture, Cloud Infrastructure, Solution Design, Cloud Storage, Cloud Deployment
★ 4.6 (36) · Advanced · Course · 1 - 3 Months

Skills you'll gain: Blockchain, Development Environment, Web Development Tools, Test Tools, Unit Testing, Development Testing, Virtual Machines, Software Testing, Software Development Tools, Data Storage, Application Development, Debugging, Software Configuration Management, Javascript, Cryptographic Protocols, Event-Driven Programming, System Design and Implementation, Transaction Processing
Advanced · Course · 1 - 3 Months

Skills you'll gain: Web Content Accessibility Guidelines, UI/UX Strategy, User Experience, User Interface and User Experience (UI/UX) Design, Experience Design, Writing and Editing, UI/UX Research, User Experience Design, Design and Product, User Research, Digital Design, User Interface (UI), Usability, User Interface (UI) Design, Technical Writing, Usability Testing, Style Guides, Content Strategy, User Flows, Product Design
Beginner · Course · 1 - 3 Months

Universidad de los Andes
Skills you'll gain: Chronic Diseases, Pulmonology, Patient Education And Counseling, Patient Evaluation, Respiratory Care, Pulmonary Function Testing, Respiratory Therapy, Respiration, Patient Education and Support, Diagnostic Tests, Clinical Assessment, Care Management, Public Health and Disease Prevention, Medication Therapy Management, Preventative Care, Patient Treatment, Pharmacotherapy
★ 4.8 (19) · Intermediate · Course · 1 - 3 Months

Fundação Instituto de Administração
Skills you'll gain: Data Visualization, Data Presentation, Business Analytics, Regression Analysis, Descriptive Statistics, Data Analysis, Data-Driven Decision-Making, Statistical Inference, Statistical Methods, Data Strategy, Analytics, Strategic Decision-Making, Statistical Analysis, Data Science, Probability & Statistics, Statistical Hypothesis Testing, Statistical Modeling, Correlation Analysis
★ 4.6 (29) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Blockchain, Front-End Web Development, Application Development, Web Development, Transaction Processing, Development Testing, Frontend Integration, Cryptography, FinTech, Emerging Technologies, Software Design, HTML and CSS, Software Architecture, Test Script Development, User Interface (UI) Design, Experience Design, Javascript, Application Deployment, Payment Systems, Data Management
★ 4.8 (24) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Interoperability, Medical Privacy, Clinical Data Management, Data Cleansing, Data Preprocessing, Health Informatics, Feature Engineering, Data Transformation, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Data Quality, ICD Coding (ICD-9/ICD-10), Data Processing, Health Care, Health Information Management, Data Integration, Medical Records, Medical Coding, Data Validation, Electronic Medical Record, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: JUnit, Apache Maven, Java Programming, Java, Unit Testing, Software Design Patterns, Test Automation, Build Tools, Software Design, Data Access, Maintainability, Software Testing, IntelliJ IDEA, SQL, Computer Programming, Programming Principles, Object Oriented Programming (OOP), Software Engineering, Software Development, Design Strategies
Intermediate · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Web Frameworks, Authentications, Application Frameworks, Web Applications, Web Development, Python Programming, Back-End Web Development, Maintainability, Unit Testing, Authorization (Computing), Identity and Access Management, Development Testing, Functional Testing, White-Box Testing, Application Security, Configuration Management, File Management
★ 4.7 (21) · Advanced · Course · 1 - 3 Months

Skills you'll gain: Test Automation, Selenium (Software), Test Script Development, Unit Testing, Test Case, Software Testing, Test Execution Engine, Test Data, Apache Maven, Automation, Java, Maintainability, Code Reusability, Extensible Markup Language (XML)
Beginner · Course · 1 - 3 Months

SkillUp
Skills you'll gain: Data Migration, Data Integration, Enterprise Architecture, Data Management, Data Pipelines, Data Integrity, Data Storage
★ 4.7 (13) · Advanced · Course · 1 - 3 Months