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 Illinois Urbana-Champaign
Skills you'll gain: Distributed Computing, NoSQL, Apache Cassandra, Cloud Computing, Systems Design, Cloud Computing Architecture, Data Storage Technologies, Database Theory, Algorithms, Scalability, C++ (Programming Language)
Beginner · Course · 1 - 3 Months

Instituto Tecnológico de Aeronáutica
Skills you'll gain: Control Systems, Process Control, Systems Design, Systems Analysis, Mathematical Modeling, Requirements Analysis, Engineering Analysis, Model Evaluation, Differential Equations, Applied Mathematics
Mixed · Course · 1 - 4 Weeks

Georgia Institute of Technology
Skills you'll gain: Professional Networking, LinkedIn, Web Content, Social Media Content, Instagram, Web Presence, Writing, Concision, Content Creation, Social Media, Grammar, Business Writing, Professionalism, Constructive Feedback, Writing and Editing, Relationship Building, English Language, Language Competency, Branding, Vocabulary
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Data Lakes, Microsoft Azure, Extract, Transform, Load, Power BI, Data Governance, Data Integration, Data Architecture, Data Management, Data Pipelines, Dataflow, Data Warehousing, Data Transformation, Data Analysis, Data Security, Data Storage, Python Programming, Machine Learning
Intermediate · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Integration Testing, Software Testing, Software Quality Assurance, Code Coverage, Test Automation, White-Box Testing, Test Case, Test Tools, Regression Testing, Quality Assurance, Security Testing, Performance Testing, Usability Testing, Continuous Integration, Performance Metric, Graph Theory
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Responsible AI, AI Security, Threat Modeling, MLOps (Machine Learning Operations), Budget Management, Secure Coding, Data Ethics, Data Governance, Experimentation, Prompt Engineering, Application Security, CI/CD, Automation, Financial Forecasting, Compliance Management, Governance, Technical Documentation, Vulnerability Assessments, Risk Management, Stakeholder Communications
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Network Protocols, TCP/IP, General Networking, Network Monitoring, Network Security, Network Analysis, Web Servers, Linux, Software Installation
Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Information Architecture, Web Content Accessibility Guidelines, User Feedback, Scalability, Organizational Skills, Systems Thinking, Content Management, Content Strategy, Content Performance Analysis, Collaborative Software, Decision Making, Information Management, Prioritization
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Cloud Platform, Cloud Infrastructure, Data Infrastructure, Cloud Storage, Data Storage, Data Storage Technologies, Model Training, Data Preprocessing, Model Deployment, Kubernetes, AI Workflows, File Systems, Scalability
Intermediate · Course · 1 - 3 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, Media Buying, Data Ethics
Beginner · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Google Cloud Platform, Cloud Infrastructure, Cloud Deployment, Containerization, System Configuration, Infrastructure As A Service (IaaS), Kubernetes, Model Deployment, Application Deployment, Cloud-Native Computing, Performance Tuning, Network Performance Management, Cloud Computing Architecture, Virtual Machines, Distributed Computing, Model Optimization, Capacity Management, Computer Hardware
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Retrieval-Augmented Generation, LLM Application, LangChain, Artificial Intelligence and Machine Learning (AI/ML), Agentic Workflows, Generative AI Agents, AI Integrations, Artificial Intelligence, Large Language Modeling, Taxonomy, Agentic systems, Scalability, Python Programming, System Design and Implementation, Machine Learning, Graph Theory
Intermediate · Course · 1 - 4 Weeks