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: Performance Tuning, Linux Administration, Systems Administration, Software Installation, System Monitoring, Data Storage Technologies, Data Security, Event Monitoring, Command-Line Interface, Configuration Management, Encryption
Intermediate · Course · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Apache Spark, Scala Programming, Big Data, Data Manipulation, Distributed Computing, Data Processing, Performance Tuning, SQL, Data Persistence, Data Analysis, Programming Principles
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: ASP.NET, Restful API, Web Development, Object-Relational Mapping, Web Applications, User Accounts, Data Integrity, Single Sign-On (SSO), Application Programming Interface (API), Authentications, Back-End Web Development, Performance Tuning, Authorization (Computing), Identity and Access Management, Data Validation, Model View Controller, Database Management, Multi-Factor Authentication, Data Security
Intermediate · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: Vibrations, Emergency Response, Continuous Monitoring, Public Safety and National Security, Environmental Monitoring, Hazard Analysis, Security Awareness, Education and Training, Risk Control, Network Monitoring, Community Development, Coordination, Case Studies
Mixed · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Social Network Analysis, Machine Learning, Natural Language Processing, Text Mining, Network Analysis, Analytics, Data Preprocessing, Unstructured Data, Classification Algorithms, Artificial Intelligence and Machine Learning (AI/ML)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Kubernetes, Cloud-Native Computing, Network Security, Role-Based Access Control (RBAC), Network Administration, Containerization, Security Controls, YAML
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Generative AI, Retrieval-Augmented Generation, Large Language Modeling, Responsible AI, Data Ethics, Generative Adversarial Networks (GANs), Agentic systems, AI Security, Discussion Facilitation, Business Ethics, Embeddings, Regulatory Compliance, Case Studies, Data Synthesis, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, SAS (Software), AI Workflows, Analytics, Machine Learning
Beginner · Specialization · 3 - 6 Months

Pohang University of Science and Technology(POSTECH)
Skills you'll gain: Blockchain, Cryptography, Transaction Processing, Programming Principles, Encryption, Data Structures, Virtualization and Virtual Machines, Network Protocols, Distributed Computing, Network Architecture, Algorithms
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Artificial Neural Networks, Deep Learning, Convolutional Neural Networks, Image Analysis, Keras (Neural Network Library), Artificial Intelligence and Machine Learning (AI/ML), Tensorflow, Machine Learning Methods, Network Architecture, Artificial Intelligence, Network Model, Machine Learning, Classification Algorithms, Data Processing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Apple software proficiency, Mac OS, User Accounts, System Support, Software Installation, Apple Hardware proficiency, File Management, System Configuration, Technical Support, General Networking, Data Storage, Data Management, Network Administration, Computer Networking, Encryption
Intermediate · Course · 1 - 3 Months

Skills you'll gain: AI Orchestration, AI Workflows, OpenAI API, ChatGPT, Secure Coding, Debugging
Intermediate · Course · 1 - 4 Weeks

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