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.

LearnQuest
Skills you'll gain: Java, Java Programming, Eclipse (Software), Object Oriented Programming (OOP), Development Environment, Computer Programming, Program Development, Virtual Machines, Web Applications, Software Installation
Intermediate · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Claude Code, Prompt Engineering, Model Context Protocol, ChatGPT, Prompt Patterns, Anthropic Claude, AI Workflows, Verification And Validation, Ideation, Prompt Engineering Tools, LLM Application, Generative AI Agents, Multimodal Prompts, Agentic Workflows, AI Orchestration, AI Enablement, Generative AI, Agentic systems, AI Security, Artificial Intelligence and Machine Learning (AI/ML)
Beginner · Specialization · 3 - 6 Months

University of California, Santa Cruz
Skills you'll gain: Bayesian Statistics, Statistical Inference, Statistical Methods, Probability & Statistics, Statistics, Statistical Modeling, Probability, Probability Distribution, Data Analysis, R Programming, Regression Analysis, R (Software), Microsoft Excel, Analytical Skills, Statistical Visualization, Predictive Modeling, Data Visualization, Data Modeling
Intermediate · Course · 1 - 4 Weeks

Kennesaw State University
Skills you'll gain: Wireless Networks, Mobile Security, General Networking, Proxy Servers, Network Security, Cybersecurity, Virtual Private Networks (VPN), Security Awareness, Information Privacy, Emerging Technologies
Beginner · Course · 1 - 3 Months

Skills you'll gain: Splunk, Security Information and Event Management (SIEM), Data Transformation, Unstructured Data, Data Wrangling, Anomaly Detection, Data Integration, Data Cleansing, Event Monitoring, Scalability, Data Modeling, System Monitoring, Exploratory Data Analysis, Data Validation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Data Presentation, Dashboard, Data Analysis Expressions (DAX), Power BI, Data Visualization, Key Performance Indicators (KPIs), Data Transformation, Data Literacy, Presentations, Data Synthesis, Usability Testing, Microsoft PowerPoint, Star Schema, Data Integration, Microsoft Excel, Business Intelligence, Data Manipulation, Data Visualization Software, Data Cleansing
Beginner · Specialization · 3 - 6 Months

Alex Genadinik
Skills you'll gain: Overcoming Objections, Price Negotiation, Contract Negotiation, Vibe coding, Advertising, Google Ads, Closing (Sales), Marketing Psychology, Copywriting, B2B Sales, Social Media Marketing, Product Strategy, Order Management, Generative AI Agents, Brand Strategy, Branding, Marketing Materials, Rapport Building, Customer Retention, Logistics Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: AI Orchestration, AI Workflows, LangGraph, Agentic systems, OpenAI API, Enterprise Application Management, Tool Calling, OAuth, Generative AI Agents, Middleware, Performance Tuning, Real Time Data, Interoperability, API Gateway, Agentic Workflows, Software Development Tools, LLM Application, Prompt Engineering, Retrieval-Augmented Generation, AI Security
Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: Exploratory Data Analysis, Data Manipulation, Statistical Analysis, R (Software), Analytical Skills, Ggplot2, Data Storytelling, R Programming, Statistical Methods, Quantitative Research, Data Visualization Software, Data Science, Data Preprocessing, Probability & Statistics, Scatter Plots, Business Analytics, Statistical Visualization, Correlation Analysis, Descriptive Statistics, Data Analysis
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: AI Orchestration, AI Workflows, LangGraph, Enterprise Application Management, Generative AI Agents, Agentic systems, Retrieval-Augmented Generation, Scalability, Secure Coding, Context Management, Performance Tuning, Vector Databases, Embeddings, Debugging, Data Persistence
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Apache Spark, Performance Tuning, PySpark, Database Management, Resource Allocation, Process Optimization, Scalability, Performance Analysis, Job Analysis, Debugging, System Configuration
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Peripheral Devices, Virtualization, Computer Hardware, System Configuration, Virtualization and Virtual Machines, Operating System Administration, Computer Systems, Virtual Machines, Operating Systems, Hardware Troubleshooting, Linux, Software Installation, Technical Support, Mac OS, Computer Architecture, File Systems, Network Infrastructure, Data Storage, User Accounts, Disaster Recovery
Beginner · Course · 1 - 3 Months