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.

John Wiley & Sons
Skills you'll gain: Cyber Threat Intelligence, Incident Response, Computer Security Incident Management, Security Management, Security Controls, Incident Management, Business Continuity Planning, Threat Management, Risk Management, Threat Detection, Risk Management Framework, Disaster Recovery, Cybersecurity, Security Testing, Cyber Security Strategy, IT Security Architecture, Security Strategy, Compliance Management, Security Awareness, Business Continuity
Intermediate · Specialization · 1 - 3 Months

Microsoft
Skills you'll gain: Azure Active Directory, MITRE ATT&CK Framework, Intrusion Detection and Prevention, Threat Modeling, Vulnerability Management, Zero Trust Network Access, Network Security, Distributed Denial-Of-Service (DDoS) Attacks, Security Information and Event Management (SIEM), Record Keeping, Authentications, Encryption, Penetration Testing, Cyber Security Strategy, Regulatory Requirements, Cloud Computing, Active Directory, Operating Systems, Cybersecurity, Computer Security Incident Management
★ 4.7 (3K) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Threat Management, Risk Management Framework, Risk Management, Network Security, Identity and Access Management, Cybersecurity, Disaster Recovery, IT Security Architecture, Cryptography, OSI Models, Application Security, Cyber Security Policies, Infrastructure Security, Network Administration, Secure Coding, Personally Identifiable Information, Encryption, Security Testing, Information Technology, Software Development Tools
Intermediate · Course · 3 - 6 Months

University of California, Davis
Skills you'll gain: Surveys, Statistical Hypothesis Testing, Survey Creation, Focus Group, Quantitative Research, Qualitative Research, Data Visualization, Data Synthesis, Market Research, Data Presentation, Proposal Writing, Data Storytelling, Business Research, Statistical Analysis, Presentations, Discussion Facilitation, Marketing Analytics, Storytelling, Research Reports, Research Methodologies
★ 4.6 (1.5K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Salesforce Object Query Language (SOQL), Salesforce, Web Services, Test Script Development, Memory Management, Unit Testing, Development Testing, Debugging, Code Reusability, Simple Object Access Protocol (SOAP), Object Oriented Programming (OOP), Data Management, Performance Tuning, Relationship Management
Intermediate · Course · 3 - 6 Months

Total Seminars
Skills you'll gain: Incident Response, Security Management, Computer Security Incident Management, Business Continuity Planning, Incident Management, Compliance Management, Business Continuity, Enterprise Security, Digital Forensics, Governance Risk Management and Compliance, Regulatory Compliance, Cyber Governance, Disaster Recovery, Risk Management, Computer Security, Security Software, Change Management, Security Testing, Security Awareness, Automation
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Dashboard, Dashboard Creation, User Feedback, Data Presentation, Data Storytelling, Data Visualization, Organizational Skills, Usability Testing, Data-Driven Decision-Making, Team Performance Management, Constructive Feedback, Project Performance, Prioritization, Project Scoping, Jira (Software), Stakeholder Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: OAuth, Unit Testing, Apache Airflow, Fine-tuning, Model Evaluation, Data Validation, API Design, Test Driven Development (TDD), Data Integrity, Extract, Transform, Load, Multimodal Prompts, Natural Language Processing, MLOps (Machine Learning Operations), OpenAI API, Data Presentation, Hugging Face, Token Optimization, LLM Application, CI/CD, Tensorflow
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: A/B Testing, Sampling (Statistics), Data Analysis, Analytics, Statistics, Descriptive Statistics, Statistical Analysis, Statistical Hypothesis Testing, Probability & Statistics, Advanced Analytics, Probability Distribution, Data Science, Statistical Inference, Statistical Programming, Statistical Methods, Probability, Python Programming
★ 4.8 (894) · Advanced · Course · 1 - 3 Months

KodeKloud
Skills you'll gain: Rust (Programming Language), Unit Testing, Development Testing, Continuous Integration, Network Protocols, TCP/IP, System Programming, C and C++, Integration Testing, Web Applications, Memory Management, Data Structures, Functional Design
Advanced · Course · 1 - 3 Months

Coursera
Skills you'll gain: Email Marketing, Email Automation, General Data Protection Regulation (GDPR), A/B Testing, Copywriting, Marketing Automation, Campaign Management, Gmail, Compliance Auditing, Data-Driven Marketing, Content Optimization, Regulation and Legal Compliance, Target Audience, Auditing, Compliance Management, Customer Relationship Management (CRM) Software, Marketing Strategy and Techniques, Marketing Planning, Market Analysis, Data Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Reinforcement Learning, Artificial Intelligence and Machine Learning (AI/ML), CI/CD, Robotics, LLM Application, Continuous Integration, Artificial Intelligence, Large Language Modeling, Agentic Workflows, Continuous Deployment, Agentic systems, Deep Learning, Machine Learning Methods, Python Programming, Software Visualization, Application Deployment, Test Automation, Visualization (Computer Graphics), Debugging, C (Programming Language)
Advanced · Course · 1 - 3 Months