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.

LearnKartS
Skills you'll gain: JUnit, File I/O, Unit Testing, Java Programming, Debugging, Java, Maintainability, Software Development, Secure Coding, Software Testing, Authentications, Data Import/Export, Cryptography, Eclipse (Software), Integrated Development Environments, Encryption, Data Structures
★ 4.9 (12) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Model Evaluation, ChatGPT, Generative AI, Fine-tuning, Keras (Neural Network Library), Large Language Modeling, Model Training, Model Optimization, Applied Machine Learning, Data Preprocessing, Image Analysis, Data Import/Export, Test Data, Machine Learning, Python Programming, Artificial Neural Networks
★ 4.4 (35) · Intermediate · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Network Analysis, R Programming, Statistical Analysis, Regression Analysis, Statistical Modeling, Statistical Methods, Combinatorics, Bayesian Network, Applied Machine Learning, Statistical Hypothesis Testing, Statistical Programming, Data Analysis, R (Software), Probability, Probability Distribution, Probability & Statistics, Bayesian Statistics, Social Network Analysis, Simulations, Statistical Software
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: AI Security, Large Language Modeling, LLM Application, Cybersecurity, Prompt Engineering, Threat Modeling, Cyber Security Assessment, Application Security, Vulnerability Assessments, Security Testing, Network Security, Exploitation techniques
★ 3.7 (20) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Migration, Cloud Storage, Data Management, Data Integration, Data Storage, Data Infrastructure, Data Storage Technologies, Data Compilation, Data Architecture, Cloud Services, Data Security, File Systems, Data Loss Prevention
★ 4.7 (35) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: SAS (Software), Logistic Regression, Predictive Modeling, Predictive Analytics, Statistical Modeling, Regression Analysis, Statistical Software, Statistical Programming, Statistical Analysis, Model Evaluation, Statistical Inference, Model Training, Model Deployment, Data Analysis, Statistical Methods, Correlation Analysis, Statistical Hypothesis Testing, Probability
★ 4.7 (53) · Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Data Manipulation, Informatics, Clinical Informatics, Data Science, Health Informatics, Clinical Data Management, Classification Algorithms, Analytics, Model Evaluation, Data Validation, Performance Testing
★ 4.5 (40) · Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Statistical Hypothesis Testing, Statistical Analysis, Sampling (Statistics), Statistical Methods, Statistical Software, Microsoft Excel, Excel Formulas, Probability & Statistics, Data Analysis, Regression Analysis, Statistical Inference, Probability Distribution, Data Analysis Software, Statistical Modeling, Analysis, Probability
★ 5 (9) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Plotly, Model Evaluation, NumPy, Statistical Methods, Probability & Statistics, Plot (Graphics), Dashboard, Statistics, Pandas (Python Package), Data Analysis, Database Development, Statistical Analysis, Regression Analysis, Dashboard Creation, Data Manipulation, Python Programming, Applied Machine Learning, Probability, Data Science, Performance Tuning
★ 4.5 (30) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Frontend Integration, API Testing, React.js, Authentications, Containerization, OAuth, Cloud Deployment, Back-End Web Development, PostgreSQL, API Gateway, Software Documentation, Amazon Web Services, Event-Driven Programming, Database Development, Front-End Web Development, Python Programming, Database Management, Restful API, Object-Relational Mapping, SQL
★ 4.2 (17) · Intermediate · Specialization · 3 - 6 Months

University of Houston
Skills you'll gain: Value-Based Care, Medical Management, Preventative Care, Care Management, Practice Management, Case Management, Utilization Management, Interoperability, Care Coordination, Patient-centered Care, Chronic Diseases, Community Health, Public Health, Data Management, Health Education
★ 4.7 (45) · Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Rust (Programming Language), Serverless Computing, Command-Line Interface, Maintainability, Amazon Web Services, Linux Commands, Unix Commands, Application Deployment, System Programming, Python Programming, Package and Software Management, Performance Tuning, Software Testing
★ 5 (16) · Intermediate · Course · 1 - 4 Weeks