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 Colorado System
Skills you'll gain: Systems Engineering, Requirements Analysis, Requirements Elicitation, Systems Development Life Cycle, Configuration Management, Engineering Management, Waterfall Methodology, Systems Analysis, Project Management, Risk Management, Systems Architecture, System Requirements, Functional Design
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, Cryptography, Cybersecurity, Enterprise Application Management, Cyber Attacks, Emerging Technologies, Financial Trading, Digital Assets, Cyber Security Assessment, FinTech, Transaction Processing, Data Integrity
Beginner · Course · 1 - 3 Months

Skills you'll gain: Rmarkdown, Autoencoders, Shiny (R Package), Deep Learning, Recurrent Neural Networks (RNNs), Transfer Learning, Model Evaluation, R (Software), Data Import/Export, Classification Algorithms, Reinforcement Learning, R Programming, Ggplot2, Data Manipulation, Convolutional Neural Networks, Plotly, Applied Machine Learning, Machine Learning Algorithms, Artificial Intelligence, Dimensionality Reduction
Beginner · Specialization · 3 - 6 Months

Real Madrid Graduate School Universidad Europea
Skills you'll gain: Marketing Strategies, Branding, Global Marketing, Marketing, Brand Management, Social Media Marketing, Loyalty Programs, Consumer Behaviour, Business Modeling, Strategic Partnership, Digital Marketing, E-Commerce, Event Planning, Augmented Reality, Business Analysis, Virtual Reality, Price Negotiation, Blockchain, Data Analysis, Artificial Intelligence
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Linux Commands, Command-Line Interface, Linux, Linux Servers, Unix, File Systems, File Management
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Cloud Infrastructure, Application Deployment, API Design, Cloud Computing Architecture, Microservices, Kubernetes, Google Cloud Platform, Restful API, Cloud Computing, CI/CD, Service Level Agreement, Cloud Storage, Network Architecture, DevOps, Cloud Security, Load Balancing, System Design and Implementation, Key Performance Indicators (KPIs), Scalability, System Monitoring
Advanced · Course · 1 - 3 Months

SkillUp
Skills you'll gain: Data Migration, Data Integration, Enterprise Architecture, Data Management, Data Infrastructure, Data Pipelines, Data Integrity, Data Storage
Advanced · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Transfer Learning, Artificial Intelligence and Machine Learning (AI/ML), Technical Management, Machine Learning, Applied Machine Learning, Model Evaluation, Deep Learning, Debugging, Performance Tuning
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: JUnit, Test Automation, Test Tools, Test Script Development, Unit Testing, Software Testing, Continuous Integration, Performance Testing, Quality Assurance, Integration Testing, Test Case, Frontend Performance, IT Automation, Scripting, Debugging, Network Performance Management
Intermediate · Course · 1 - 4 Weeks

Fractal Analytics
Skills you'll gain: Vector Databases, Data Strategy, Data Management, Data Architecture, Data Security, Data Governance, Generative AI Agents, Metadata Management, Data Ethics, Interoperability, Data Store, Retrieval-Augmented Generation, Embeddings, Taxonomy, Data Storage, Data Processing, Large Language Modeling, Machine Learning, Zero Trust Network Access, Agentic systems
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Target Audience, Target Market, Facebook, Customer Analysis, Social Media Marketing, Social Media Content, Business Marketing, Social Media, Content Creation, Business Planning, Drive Engagement
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Angular, Authorization (Computing), JavaScript Frameworks, Network Routing, Application Programming Interface (API), TypeScript, Javascript, Web Development
Advanced · Guided Project · Less Than 2 Hours