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.

Coursera
Skills you'll gain: Feature Engineering, Data Analysis, Return On Investment, Data Storytelling, Performance Measurement, Business Metrics, Statistical Inference
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Model Context Protocol, Tool Calling, Prompt Engineering, LLM Application, Anthropic Claude, Large Language Modeling, AI Integrations, AI Workflows, Cloud Deployment, Application Deployment, Servers, Development Environment, SQL, Databases, Development Testing, Data Integration, Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Threat Modeling, Secure Coding, Application Security, Security Testing, DevSecOps, MITRE ATT&CK Framework, Security Requirements Analysis, Authentications, Threat Detection, Software Development Life Cycle, Security Controls, Systems Development Life Cycle, Vulnerability Assessments, DevOps, Cyber Security Assessment, CI/CD, Linux, Cyber Security Strategy, Cyber Risk, Cyber Governance
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Mainframe Computing, COBOL (Programming Language), Systems Development Life Cycle, Software Development Life Cycle, Mainframe Technologies, z/OS, Unit Testing, Systems Analysis, Job Control Language (JCL), IBM DB2, Systems Development, Agile Software Development, Debugging, Pseudocode, Program Development, Software Development Methodologies, Virtualization, Agile Methodology, Software Development, File I/O
★ 4.6 (1.4K) · Intermediate · Professional Certificate · 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

Total Seminars
Skills you'll gain: User Accounts, Multi-Factor Authentication, User Provisioning, Identity and Access Management, Zero Trust Network Access, AWS Identity and Access Management (IAM), Account Management, Authorization (Computing), Authentications, Security Controls, Security Assertion Markup Language (SAML), Security Management, Security Awareness, Security Software, Security Testing
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Programming Principles, Algorithms, C (Programming Language), Computer Programming, Program Development, Problem Solving, Solution Design, Computational Logic
★ 4.7 (7K) · Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Descriptive Statistics, Bayesian Statistics, Statistical Hypothesis Testing, Probability & Statistics, Sampling (Statistics), Statistical Methods, Probability Distribution, Probability, Statistical Inference, Statistics, A/B Testing, Statistical Analysis, Statistical Machine Learning, Data Science, Exploratory Data Analysis, Correlation Analysis, Histogram, Statistical Visualization, Box Plots
★ 4.6 (687) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Strategic Decision-Making, Microsoft Excel, Financial Modeling, Excel Formulas, Case Studies, Financial Analysis, Risk Analysis, Strategic Thinking, Financial Forecasting, Business Analysis, Spreadsheet Software, Risk Modeling, Financial Data, Data-Driven Decision-Making, Scenario Testing, Risk Management, Forecasting, Data Presentation, Presentations
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Marketing Analytics, Data-Driven Marketing, Customer Acquisition Management, Conversion Funnel Analysis, Google Analytics, Data-Driven Decision-Making, Marketing Strategies, Campaign Management, Web Analytics, Analytics, Customer Analysis, Marketing, Business Analytics, Data Analysis, Performance marketing, Key Performance Indicators (KPIs), Microsoft Excel, Business Analysis, E-Commerce, Data Visualization
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Email Marketing, Data Storytelling, Social Media Marketing, Search Engine Optimization, Marketing Budgets, Social Media, Order Fulfillment, Media Planning, Search Engine Marketing, Paid media, Google Ads, Marketing Analytics, Social Media Strategy, Customer Retention, A/B Testing, Customer Relationship Management, Online Advertising, Digital Media Strategy, Email Automation, Marketing
★ 4.8 (4.7K) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Application Programming Interface (API), API Design, Node.JS, API Testing, Restful API, Authentications, Back-End Web Development, Server Side, Frontend Integration, User Accounts, PostgreSQL, Data Validation, Database Development, Object-Relational Mapping, Authorization (Computing), TypeScript, Verification And Validation, Database Management
Intermediate · Course · 1 - 3 Months