Network security courses can help you learn about firewalls, intrusion detection systems, and encryption protocols. You can build skills in risk assessment, incident response, and vulnerability management. Many courses introduce tools like Wireshark for network analysis, Nessus for vulnerability scanning, and various security information and event management (SIEM) systems, showing how these skills are applied in practical work to protect networks from cyber threats.

University of Colorado Boulder
Skills you'll gain: Statistical Inference, Statistical Modeling, Statistical Hypothesis Testing, Regression Analysis, R Programming, Data Ethics, Research Design, Statistical Methods, Data Science, Data Analysis, Statistical Analysis, Data Modeling, Predictive Modeling, Mathematical Modeling, Probability & Statistics, Quantitative Research, Machine Learning, Model Evaluation, Logistic Regression, Feature Engineering
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

SkillUp
Skills you'll gain: Data Storytelling, Dashboard, Power BI, Data Visualization, Interactive Data Visualization, Data Analysis, Data Modeling, Data Visualization Software, Data Analysis Expressions (DAX), Star Schema, Data Cleansing, Data Transformation, Data Import/Export, Data Security
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Application Security, Vulnerability Assessments, Software Design, Threat Modeling, Open Web Application Security Project (OWASP), Secure Coding, Software Design Patterns, Software Architecture, Cryptography, Blockchain, Public Key Cryptography Standards (PKCS)
Intermediate · Course · 1 - 3 Months

Fractal Analytics
Skills you'll gain: Responsible AI, Data Ethics, Generative AI, Human Centered Design, Problem Solving, Generative Model Architectures, AI Security, AI Enablement, Business Leadership, Strategic Leadership, AI Product Strategy, Generative Adversarial Networks (GANs), Business Strategy, Ethical Standards And Conduct, Strategic Thinking, Artificial Intelligence, Critical Thinking, Design Thinking, Thought Leadership, Project Implementation
Beginner · Specialization · 3 - 6 Months

University of California, Santa Cruz
Skills you'll gain: Bayesian Statistics, Statistical Modeling, Statistical Methods, Model Evaluation, Markov Model, Statistical Analysis, Regression Analysis, R Programming, Data Analysis, Probability Distribution
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Facebook, Drive Engagement, Online Advertising, Advertising, Social Media Marketing, Social Media, Marketing, Customer Engagement, Social Media Management, Business Marketing, Target Audience
Beginner · Guided Project · Less Than 2 Hours
Duke University
Skills you'll gain: Responsible AI, Data Ethics, Large Language Modeling, Decision Tree Learning, AI Security, Regression Analysis, Generative AI, Artificial Intelligence, AI Product Strategy, Statistical Modeling, Python Programming, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning, Model Evaluation, Applied Machine Learning, Logistic Regression, Deep Learning, Visualization (Computer Graphics), Plot (Graphics), Artificial Neural Networks
Intermediate · Specialization · 1 - 3 Months
Skills you'll gain: Blockchain, FinTech, Payment Systems, Governance, Financial Services, Financial Regulation, Ledgers (Accounting), Financial Systems, Accounting Systems, Payment Processing, Innovation, Accounting, Emerging Technologies, Digital Assets, Regulatory Compliance
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Dataflow, Serverless Computing, Identity and Access Management, Data Infrastructure, Data Pipelines, Cloud Security, Cloud Computing, Data Processing, Data Storage Technologies, Containerization, Interoperability
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Social Network Analysis, Network Analysis, Data Visualization, Graph Theory, Relational Databases, Data Visualization Software, Data Storytelling, Data Analysis, Exploratory Data Analysis, Social Sciences, Statistical Analysis, Machine Learning, R Programming, Analytics, Sociology, Natural Language Processing, Data Manipulation, Text Mining, Social Impact, Statistical Modeling
Intermediate · Specialization · 3 - 6 Months

Packt
Skills you'll gain: Cloud Computing Architecture, Cloud Infrastructure, Cloud Deployment, Cloud Security, Cloud Computing, Incident Response, Cloud Management, Cloud Services, Disaster Recovery, Capacity Management, Virtual Networking, IT Automation, Network Troubleshooting, Virtual Machines, Virtualization, Application Deployment, Application Security, System Monitoring, Security Controls, Capacity Planning
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Google App Engine, Application Deployment, Zero Trust Network Access, Cloud Security, Google Cloud Platform, Cloud Applications, Identity and Access Management, Cloud Computing, Network Security
Intermediate · Project · Less Than 2 Hours