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 System
Skills you'll gain: Cryptography, Cybersecurity, Encryption, Public Key Cryptography Standards (PKCS), Brute-force attacks
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: A/B Testing, Data-Driven Decision-Making, Statistical Methods, Statistical Hypothesis Testing, Analytics, Statistics, Estimation, Decision Making, Data Analysis, Analytical Skills, Statistical Inference, Statistical Analysis
Intermediate · Course · 1 - 4 Weeks

Northwestern University
Skills you'll gain: Blogs, Social Media Marketing, Marketing Strategies, Social Media Strategy, Social Media, Social Media Content, Social Media Management, Content Marketing, Social Media Analytics, Marketing Effectiveness, Digital Media Strategy, Marketing Design, Target Market, Drive Engagement, Content Strategy, Customer Engagement, Content Creation, Multimedia, Writing
Mixed · Course · 1 - 4 Weeks

Knowledge Accelerators
Skills you'll gain: Microsoft Copilot, Microsoft 365, Microsoft Teams, Microsoft PowerPoint, Productivity Software, Risking, Workflow Management, Generative AI Agents, Agentic Workflows, AI powered creativity, Content Development and Management, Document Management, Generative AI, Ethical Standards And Conduct, AI literacy, Language Interpretation, Translation, and Studies, Microsoft Excel, Business Correspondence, Productivity, Business Communication
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Underwriting, Lending and Underwriting, Regulatory Compliance, Mortgage Loans, Law, Regulation, and Compliance, Financial Regulation, Compliance Management, Credit Risk, Risk Management, Case Studies, Risk Analysis, Quality Control, AI Integrations, AI Enablement, Analysis, Predictive Analytics
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Restful API, Web Services, Java Platform Enterprise Edition (J2EE), Software Design, Java, Application Programming Interface (API), API Design, Web Applications, Object Oriented Design, Software Design Patterns, Software Architecture, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

IIT Bombay
Skills you'll gain: Internet Of Things, Network Protocols, Wireless Networks, General Networking, Interoperability, Emerging Technologies, Data Analysis, Communication Systems, Systems Design, Regression Analysis, Systems Architecture, Unsupervised Learning
Intermediate · Course · 1 - 4 Weeks
University of Toronto
Skills you'll gain: Bioinformatics, Network Analysis, Informatics, Data Visualization Software, Scientific Visualization, Network Model, Data Analysis Software, Data Mining, Exploratory Data Analysis, Analysis, Interactive Data Visualization, Databases
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Excel Formulas, Data Validation, Spreadsheet Software, Microsoft Excel, Accounting, Data Integrity, Financial Reporting, Vocabulary, Automation
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Recurrent Neural Networks (RNNs), Generative AI, Fine-tuning, Model Training, Vision Transformer (ViT), Model Optimization, Large Language Modeling, Embeddings, Network Architecture
Intermediate · Specialization · 3 - 6 Months
University of Michigan
Skills you'll gain: Statistical Methods, Regression Analysis, Plot (Graphics), Data Cleansing, Statistical Hypothesis Testing, Correlation Analysis, Data Preprocessing, Matplotlib, Data Wrangling, Data Visualization, Statistical Analysis, Data Processing, Statistics, Analytics, Statistical Modeling, R Programming, Data Analysis, Statistical Inference, Pandas (Python Package), Python Programming
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Disaster Recovery, Data Management, Google Cloud Platform, Cloud Infrastructure, Data Integration, Cloud Services, SAP Applications, Cloud Computing Architecture, Identity and Access Management, Cloud Deployment, Cloud Computing, Cloud Management, Cloud Security, Data Migration, IT Infrastructure, Cloud Storage, Systems Design
Beginner · Course · 1 - 3 Months