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: Site Reliability Engineering, Google Cloud Platform, Kubernetes, Real Time Data, Big Data, Data Infrastructure, CI/CD, Performance Tuning, Data Pipelines, Databases, Containerization, Data Processing, DevOps, Scalability, Cloud Storage, System Monitoring
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Statistical Inference, Regression Analysis, R Programming, Statistical Analysis, Statistical Modeling, Predictive Modeling, Advanced Analytics, Mathematical Modeling, Probability & Statistics, Data Validation, Statistical Hypothesis Testing, Probability
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Regression Analysis, Data Validation, Feature Engineering, Exploratory Data Analysis, Statistical Modeling, Data Transformation, Statistical Methods, Plot (Graphics), Statistical Analysis, R Programming, Correlation Analysis, Time Series Analysis and Forecasting, Statistical Inference, Linear Algebra, Statistical Hypothesis Testing, Probability Distribution
Build toward a degree
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Responsible AI, Open Source Technology, Data Ethics, Artificial Intelligence, Large Language Modeling, Generative AI, Artificial Intelligence and Machine Learning (AI/ML), Deep Learning, Information Privacy, Performance Tuning, Data Security
Beginner · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Big Data, NoSQL, Apache Hadoop, Apache Kafka, Apache Spark, Real Time Data, Apache Cassandra, Data Ethics, Apache Hive, MongoDB, Data Storage Technologies, Data Lakes, Databases, Data Processing, Distributed Computing, Cloud Computing, Scalability
Build toward a degree
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Package and Software Management, Code Review, Open Source Technology, GitHub, Scientific Methods, Technical Documentation, Informatics, R (Software), Data Analysis, Programming Principles, R Programming, Git (Version Control System), Integrated Development Environments
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: VMware ESX Servers, Patch Management, Virtual Machines, Virtualization, Infrastructure Security, Identity and Access Management, Data Centers, Cloud Infrastructure, Cloud Computing, Servers, Kubernetes, Data Storage Technologies, Encryption
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: ASP.NET, C# (Programming Language), Microsoft Visual Studio, Application Programming Interface (API), Web Development Tools, Restful API, Microsoft Azure, Web Applications, Application Development, Development Environment, Middleware
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Role-Based Access Control (RBAC), VMware ESX Servers, Data Centers, Virtual Machines, Network Switches, Virtualization, System Monitoring, Network Administration, System Configuration, Data Storage, Data Storage Technologies, User Accounts
Beginner · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Test Driven Development (TDD), Python Programming, Object Oriented Programming (OOP), Scripting Languages, Computer Programming, Development Testing, Web Development, Program Development, Open Source Technology, Database Application, Data Structures, User Interface (UI), Data Manipulation, File Management, Data Validation
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Intermediate · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: HubSpot CRM, Customer Relationship Management, Marketing Automation, Online Advertising, Keyword Research, Promotional Strategies, Social Media Marketing, Advertising Campaigns, Marketing Strategies, Web Analytics, Customer Acquisition Management, Product Promotion, Search Engine Optimization, Performance Metric, Customer Engagement, Advertising
Beginner · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Data Storytelling, Plotly, Statistical Visualization, Interactive Data Visualization, Matplotlib, Data Visualization Software, Network Analysis, Seaborn, Data-Driven Decision-Making, Data Mining, Scatter Plots, R Programming, Graph Theory, Data Science, Time Series Analysis and Forecasting
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Mixed · Course · 1 - 3 Months