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: Data Manipulation, Statistical Analysis, R (Software), Ggplot2, R Programming, Data Visualization Software, Data Science, Data Preprocessing, Probability & Statistics, Data Analysis, Statistics, Statistical Modeling, Regression Analysis, Data-Driven Decision-Making, Machine Learning, Descriptive Statistics, Probability Distribution, Time Series Analysis and Forecasting
Beginner · Course · 1 - 3 Months

University of Pittsburgh
Skills you'll gain: Apache Hadoop, Apache Spark, PySpark, Data Pipelines, Distributed Computing, Big Data, Apache Hive, Data Processing, Data Storage Technologies, Data Storage, Scikit Learn (Machine Learning Library), Predictive Modeling, Scalability, Data Management, Data Science, Data Transformation, Information Technology, Data Analysis, Python Programming
Build toward a degree
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Apache Kafka, Data Pipelines, Real Time Data, Apache Spark, Event-Driven Programming, Distributed Computing, Software Architecture, Performance Tuning, Real-Time Operating Systems, Application Deployment, Systems Architecture, Scalability, Data Processing, System Monitoring, Architecture and Construction, Data Transformation, Performance Management
Intermediate · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Instagram, Keyword Research, LinkedIn, Web Analytics and SEO, Blogs, Lead Generation, Events and Conferences, Copywriting, Google Analytics, Sales Presentation, Professional Networking, No-Code Development, Video Production, Vibe coding, Promotional Materials, Web Content, Social Media Marketing, Growth Strategies, Social Media, Search Engine Optimization
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Incident Management, Incident Response, Security Management, Computer Security Incident Management, Continuous Monitoring, Infrastructure Security, Cybersecurity, Cyber Security Policies, Remote Access Systems, Telecommuting, Cyber Security Strategy, Security Awareness, Employee Engagement
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Scalability, Software Testing, Web Applications, Maintainability, Hypertext Markup Language (HTML)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: WordPress, Virtual Networking, Data Persistence
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Azure Active Directory, Active Directory, Regulatory Compliance, Security Controls, Identity and Access Management, Generative AI, Cloud Security, Data Governance, Authentications, Network Security, Role-Based Access Control (RBAC), Data Security, Threat Detection, Multi-Factor Authentication
Beginner · Course · 1 - 3 Months

Skills you'll gain: Model Evaluation, Deep Learning, Performance Tuning, Applied Machine Learning, Performance Improvement, Artificial Intelligence and Machine Learning (AI/ML), Performance Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Test Driven Development (TDD), Unit Testing, Test Planning, Debugging, Browser Compatibility, Performance Testing, Security Testing, Software Testing, System Testing, Test Script Development, Behavior-Driven Development, API Testing, Code Coverage, Integration Testing, Test Case, Test Automation, Test Tools, Development Environment, Code Review, Continuous Delivery
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Disaster Recovery, Intranet, Content Management Systems
Beginner · Course · 1 - 4 Weeks
DeepLearning.AI
Skills you'll gain: Generative Adversarial Networks (GANs), Autoencoders, Generative AI, Tensorflow, Computer Vision, Image Analysis, Transfer Learning, Convolutional Neural Networks, Generative Model Architectures, Deep Learning, Keras (Neural Network Library), Artificial Neural Networks, Classification Algorithms, Model Evaluation, Distributed Computing, Visualization (Computer Graphics), Performance Tuning, Network Architecture
Intermediate · Specialization · 3 - 6 Months