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
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: ABAP RESTful Programming Model (RAP), SAP S/4HANA, Business Logic, SAP Applications, Unit Testing, Restful API, Application Deployment, Behavior-Driven Development, Full-Stack Web Development, Test Script Development, Application Development, Development Testing, Web Applications, Enterprise Application Management, Application Frameworks, Software Architecture, Enterprise Architecture, UI Components, Data Modeling, Database Development
Advanced · Course · 1 - 4 Weeks

New York Institute of Finance
Skills you'll gain: Blockchain, FinTech, Supply Chain Management, Transaction Processing, Supply Chain Systems, Supply Chain, Emerging Technologies, AI Enablement, Distributed Computing, Interoperability, Data Sharing, Data Integrity
Intermediate · Course · 1 - 4 Weeks

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
Beginner · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: R (Software), Model Evaluation, Statistical Modeling, Statistics, Data Visualization, Data Analysis, Sampling (Statistics), Data Wrangling, Data Manipulation, Predictive Modeling, Correlation Analysis, Histogram, Biostatistics, Statistical Reporting, Statistical Analysis, Statistical Hypothesis Testing, Scripting, Statistical Software, Package and Software Management, Scripting Languages
Beginner · Specialization · 1 - 3 Months

Lecturio
Skills you'll gain: Pharmacology, Drug Interaction, Pharmacotherapy, Chemistry, Biochemistry, Clinical Laboratory Science, Nursing and Patient Care, Analytical Chemistry, Microbiology
Intermediate · Course · 1 - 4 Weeks

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
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Memory Management, Development Testing, Programming Principles, Code Reusability, Generative AI
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: DeepSeek API, Deepseek, User Interface (UI), LLM Application, AI Workflows, AI Integrations, Human Computer Interaction, Agentic Workflows, Retrieval-Augmented Generation, AI Product Strategy, Embeddings, Application Deployment, Case Studies
Intermediate · Course · 1 - 4 Weeks
Johns Hopkins University
Skills you'll gain: Microbiology, Epidemiology, Public Health and Disease Prevention, Public Health, Infectious Diseases, Environmental Science, Environment Health And Safety, Investigation, Environment, Environmental Monitoring, Laboratory Testing, Anthropology, Qualitative Research, Research Design, Research Methodologies, Data Collection
Mixed · Course · 1 - 3 Months

Universitat Autònoma de Barcelona
Skills you'll gain: Laboratory Testing, Medical Laboratory, Laboratory Techniques, Pathology, Laboratory Procedures, Diagnostic Tests, Endocrinology, Clinical Laboratory Science, Biochemistry, Nephrology, General Medical Tests and Procedures, Biochemical Assays, Urinalysis, Physiology, Arterial Blood Gas Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Fire And Life Safety, Safety Assurance, Health And Safety Standards, Safety Standards, Hazard Communication (HazCom), Accident Prevention, Control Systems, Systems Integration, Emergency Response, Regulatory Compliance
Intermediate · Course · 1 - 4 Weeks