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.

Skills you'll gain: Network Support, Active Directory, Network Administration, Dynamic Host Configuration Protocol (DHCP), Technical Support and Services, Firewall, Microsoft Windows, Local Area Networks, Network Security, Network Troubleshooting, Computer Networking, Mac OS, Group Policy, Network Infrastructure, Security Controls, TCP/IP, User Accounts, Authorization (Computing), Network Protocols, Multi-Factor Authentication
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apache Hadoop, Apache Spark, PySpark, Apache Hive, Big Data, IBM Cloud, Kubernetes, Docker (Software), Scalability, Data Processing, Development Environment, Distributed Computing, Performance Tuning, Data Transformation, Debugging
Intermediate · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Virtualization, Cloud-Native Computing, Network Security, Cloud Computing, Amazon Web Services, Infrastructure as Code (IaC), Cloud Computing Architecture, Virtual Machines, Network Troubleshooting, Cloud Platforms, Cloud Storage, Hyper-V, Virtual Networking, Software-Defined Networking, Cloud Infrastructure, VMware ESX Servers, Network Monitoring, Threat Modeling, Data Centers, Cloud Security
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Columbia University
Skills you'll gain: Portfolio Management, Derivatives, Financial Market, Securities (Finance), Investment Management, Portfolio Risk, Asset Management, Credit Risk, Mortgage Loans, Mathematical Modeling, Applied Mathematics, Capital Markets, Financial Modeling, Risk Modeling, Regression Analysis, Market Liquidity, Futures Exchange, Risk Management, Equities, Actuarial Science
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Extract, Transform, Load, Apache Airflow, Data Pipelines, Apache Kafka, Data Warehousing, Data Transformation, Data Migration, Web Scraping, Data Integration, Shell Script, Data Processing, Data Mart, Unix Shell, Big Data, Performance Tuning, Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Process Mapping, Business Process Modeling, Business Analysis, Cloud-Native Computing, Identity and Access Management, Data Migration, Software Architecture, Stakeholder Analysis, Systems Design, Extract, Transform, Load, Systems Architecture, Communication Planning, Stakeholder Management, Cybersecurity, Data Integration, Release Management, Enterprise Architecture, Project Management, Software Testing, Information Technology
Beginner · Professional Certificate · 3 - 6 Months
University of Colorado Boulder
Skills you'll gain: Google Ads, Digital Advertising, Online Advertising, Advertising, Contextual Advertising, Pay Per Click Advertising, Advertising Campaigns, Paid media, Social Media, Search Engine Marketing, Performance marketing, Marketing, Keyword Research, Search Engine Optimization, Social Media Marketing, Digital Marketing, Social Media Strategy, Social Media Campaigns, Data Ethics, Web Analytics and SEO
Beginner · Specialization · 3 - 6 Months

University of Washington
Skills you'll gain: Unsupervised Learning, Bayesian Statistics, Applied Machine Learning, Data Mining, Statistical Machine Learning, Statistical Inference, Text Mining, Statistical Modeling, Machine Learning Algorithms, Unstructured Data, Machine Learning, Scalability, Data Structures, Distributed Computing, Probability Distribution, Algorithms
Mixed · Course · 1 - 3 Months

University of Toronto
Skills you'll gain: Global Positioning Systems, Estimation, Robotics, Deep Learning, Machine Learning Methods, Computer Vision, Control Systems, Mathematical Modeling, Applied Mathematics, Linear Algebra
Advanced · Course · 1 - 3 Months

University of Washington
Skills you'll gain: Feature Engineering, Unsupervised Learning, Data Ethics, Statistical Visualization, Data Storytelling, Big Data, Relational Databases, Supervised Learning, Database Systems, Dataflow, Data Visualization Software, Databases, Statistical Machine Learning, Model Evaluation, Predictive Analytics, R Programming, Data Analysis, SQL, Predictive Modeling, Python Programming
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: PyTorch (Machine Learning Library), Deep Learning, Convolutional Neural Networks, Artificial Neural Networks, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning Methods, Applied Machine Learning, Supervised Learning, Logistic Regression, Classification Algorithms, Model Evaluation
Intermediate · Course · 1 - 3 Months

Infosec
Skills you'll gain: NIST 800-53, Security Controls, Security Requirements Analysis, Continuous Monitoring, Cyber Security Policies, Information Assurance, Information Systems Security, Personally Identifiable Information, Document Management, Identity and Access Management
Mixed · Course · 1 - 3 Months