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: Apple Xcode, Apple iOS, Debugging, iOS Development, Performance Tuning, Swift Programming, Mobile Development Tools, Development Environment, Program Development, Software Testing, Application Performance Management, User Interface (UI)
Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Water Quality, Hazard Analysis, Pollution Prevention, Food Safety and Sanitation, Environmental Issue, Laboratory Testing, Environmental Monitoring, Public Health, Environmental Engineering, Microbiology, Analytical Chemistry, Environmental Science, Biochemistry, Biology
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Vulnerability Scanning, Vulnerability Assessments, Linux, Linux Administration, Network Security, Role-Based Access Control (RBAC), Linux Commands, User Accounts, Network Monitoring, System Monitoring, Network Administration, Hardening, Information Systems Security, Security Controls, Wireless Networks, Firewall, Penetration Testing, Cybersecurity, Containerization, File Management
Beginner · Course · 1 - 4 Weeks
Coursera
Skills you'll gain: Deepseek, Responsible AI, LLM Application, Generative Model Architectures, AI Product Strategy, Application Deployment, Data Ethics, Case Studies, Prompt Engineering, Automation, Integration Testing, Process Optimization, Program Evaluation, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: MITRE ATT&CK Framework, Open Web Application Security Project (OWASP), Penetration Testing, Exploitation techniques, Distributed Denial-Of-Service (DDoS) Attacks, Mobile Security, Cyber Security Assessment, Vulnerability Scanning, Cybersecurity, Network Security, Vulnerability Assessments, Web Applications, Wireless Networks, Encryption, Network Protocols, Authentications
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Selenium (Software), Java, File Management, Cascading Style Sheets (CSS), Extensible Markup Language (XML), Test Automation, Web Scraping, Apache, Web Development Tools, Data Import/Export, Verification And Validation
Intermediate · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Debugging, Data-oriented programming, Python Programming, Maintainability, Data Manipulation, Data Analysis, Technical Support
Intermediate · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Microsoft SQL Servers, Database Management, Data Migration, Amazon Web Services, Database Administration, User Accounts
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Azure, Disaster Recovery, SAP Applications, Azure Active Directory, Cloud Infrastructure, Cloud Computing Architecture, System Monitoring, Application Deployment, IT Automation, Data Storage Technologies, Virtual Machines, IT Infrastructure, Network Architecture, Data Migration, Scalability
Intermediate · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Extensible Markup Language (XML), Extensible Languages and XML, Information Architecture, Document Management, Interoperability, Hypertext Markup Language (HTML), Data Integrity, Technical Documentation, Data Structures, Data Validation
Beginner · Course · 1 - 4 Weeks

Universidades Anáhuac
Skills you'll gain: Design Thinking, Agile Methodology, Innovation, Ideation, Resource Management, Business Transformation, Product Testing, Lean Methodologies, Entrepreneurship, New Product Development, Business Strategies, Process Validation, Value Propositions, Customer Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Service Level Agreement, Data Governance, Incident Management, Problem Management, Database Management Systems, Asset Management, Disaster Recovery, Business Continuity Planning, Business Continuity, Information Technology Operations, IT Service Management, Information Systems, IT Infrastructure, Data Security, Auditing, Patch Management
Intermediate · Course · 1 - 4 Weeks