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: Overcoming Objections, A/B Testing, Persuasive Communication, B2B Sales, Email Marketing, Business Writing, Sales, Communication, Data-Driven Decision-Making, AI Integrations, Content Performance Analysis, Responsible AI, Data Ethics, Performance Analysis, Community Outreach, Digital Communications
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Model Evaluation, Supervised Learning, Machine Learning Methods, Statistical Methods, Applied Machine Learning, Statistical Machine Learning, Model Optimization, Statistical Modeling, Performance Testing, Machine Learning, Statistics, Predictive Modeling, Analysis, Verification And Validation, Statistical Analysis, Data Analysis, Data-Driven Decision-Making, Classification Algorithms
Intermediate · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Data Storytelling, Data Presentation, Analytical Skills, Data Analysis, Business Research, Data Literacy, Analysis, Critical Thinking, Data Strategy, Data-Driven Decision-Making, Presentations, Problem Solving, Persuasive Communication
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Java Programming, Software Engineering, Programming Principles, Computer Programming, Computer Programming Tools, Software Design, Algorithms, Data Structures, Data Import/Export, Markov Model, Performance Tuning, Performance Testing, File I/O, Debugging, Application Programming Interface (API)
Beginner · Course · 1 - 3 Months

University at Buffalo
Skills you'll gain: Blockchain, Program Development, Development Environment, Integrated Development Environments, Programming Principles, Solution Design, Business Logic, Event-Driven Programming, Application Deployment, Transaction Processing, Development Testing, Technology Solutions
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Snowflake Schema, Identity and Access Management, Google Cloud Platform, Data Import/Export, Role-Based Access Control (RBAC), SQL, Query Languages, Database Design, Data Mapping, Data Warehousing, Big Data, Data Integration, Data Migration, Data Sharing, Data Modeling, Data Architecture, Database Architecture and Administration
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Cloud Platform, AI Workflows, Cloud Infrastructure, Network Architecture, Data Migration, Generative AI, Network Performance Management, Cloud-Based Integration, Network Planning And Design, System Configuration, Token Optimization, Network Infrastructure, General Networking, Identity and Access Management
Intermediate · Course · 1 - 3 Months

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Public Key Infrastructure, Cryptography, Public Key Cryptography Standards (PKCS), Cryptographic Protocols, Encryption, Authentications, Data Encryption Standard, Advanced Encryption Standard (AES), Key Management, Network Protocols, Email Security, Cybersecurity, Network Security, Security Software, Data Integrity, Multi-Factor Authentication, Firewall
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Bayesian Statistics, Descriptive Statistics, Statistical Hypothesis Testing, Statistical Inference, Statistical Software, Sampling (Statistics), Data Modeling, Statistics, Probability & Statistics, Statistical Analysis, Statistical Methods, Statistical Modeling, Marketing Analytics, Tableau Software, Data Analysis, Spreadsheet Software, Analytics, Descriptive Analytics, Time Series Analysis and Forecasting, Regression Analysis
Beginner · Course · 1 - 3 Months

Pragmatic AI Labs
Skills you'll gain: Amazon Bedrock, AI Security, Retrieval-Augmented Generation, Docker (Software), Prompt Engineering, GitHub Copilot, Token Optimization, Agentic Workflows, AI Orchestration, LLM Application, Debugging, Serverless Computing, Software As A Service, Model Context Protocol, Amazon Web Services, Large Language Modeling, Rust (Programming Language), Code Review, Natural Language Processing, GitHub
Beginner · Specialization · 3 - 6 Months

Coursera
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Model Training, Fine-tuning, Model Evaluation, Model Optimization, Machine Learning Methods, Predictive Modeling, Tensorflow, Statistical Machine Learning, Machine Learning Software, MLOps (Machine Learning Operations), Computer Vision, Performance Testing, Transfer Learning, Feature Engineering, Scikit Learn (Machine Learning Library), Verification And Validation, Network Architecture, Deep Learning, Benchmarking, PyTorch (Machine Learning Library)
Intermediate · Specialization · 1 - 3 Months