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.

DeepLearning.AI
Skills you'll gain: Natural Language Processing, Transfer Learning, Recurrent Neural Networks (RNNs), PyTorch (Machine Learning Library), Applied Machine Learning, Keras (Neural Network Library), Embeddings, Model Evaluation
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Linux Commands, Linux Administration, Linux, Cybersecurity, Serverless Computing, Cloud Computing Architecture, Operating System Administration, Cloud Computing, Information Systems Security, Open Source Technology, Information Technology, DevOps, Git (Version Control System), Servers, Public Key Infrastructure
Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Data Modeling, Big Data, Data Management, Database Management Systems, Real Time Data, NoSQL, Database Design, Data Processing, Apache Hadoop, Data Structures, Scalability, Virtual Environment
Mixed · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Big Data, Analytics, Data Processing, Data Analysis, Data Strategy, Data Storage, Data Management, Data Infrastructure, Unstructured Data, Real Time Data
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Exploit development, OSI Models, Network Security, Exploitation techniques, TCP/IP, Cybersecurity, Vulnerability Scanning, Metasploit, Malware Protection, Network Protocols, Distributed Denial-Of-Service (DDoS) Attacks, Cyber Attacks, Wireless Networks, Application Security, Cyber Security Assessment, Network Monitoring, Linux, Object Oriented Programming (OOP), General Networking, Security Awareness
Intermediate · Specialization · 3 - 6 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Search Engine Marketing, Digital Marketing, Content Marketing, Web Analytics and SEO, Search Engine Optimization, Content Strategy, Marketing Planning, Marketing Strategy and Techniques, Social Media Marketing, Driving engagement, Social Media Strategy, Cross-Channel Marketing, Social Media, Marketing Automation, Campaign Management, Customer experience strategy (CX), User Experience, Brand Management, Customer Relationship Management (CRM) Software, AI Personalization
Build toward a degree
Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Graph Theory, Data Structures, Java Programming, Java, Object Oriented Design, Software Design, Algorithms, Theoretical Computer Science, Maintainability, Object Oriented Programming (OOP), Network Routing, Computational Thinking, Application Development
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Cyber Threat Hunting, Incident Response, Cyber Threat Intelligence, Security Information and Event Management (SIEM), Intrusion Detection and Prevention, Threat Detection, Anomaly Detection, AI Security, Scripting, Cyber Operations, Event Monitoring, Network Analysis, Automation, Data Preprocessing, Machine Learning Algorithms
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Risk Management Framework, Cyber Risk, Federal Information Security Management Act, NIST 800-53, Systems Development Life Cycle, Cybersecurity, Continuous Monitoring, Security Management, Cyber Governance, Risk Management, Security Controls, Infrastructure Security, Cyber Security Assessment, Incident Response, Vulnerability Assessments, Authorization (Computing), Security Requirements Analysis, Cyber Security Policies, Information Assurance, Information Systems Security
Beginner · Specialization · 3 - 6 Months

University of Amsterdam
Skills you'll gain: Regression Analysis, Statistical Inference, Statistics, Logistic Regression, R Programming
Mixed · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Apache Maven, Build Tools, Software Development Tools, Version Control, Continuous Integration, Software Configuration Management, Apache, Dependency Analysis
Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Graph Theory, Combinatorics, Network Analysis, Data Structures, Visualization (Computer Graphics), Algorithms, Mathematical Theory & Analysis, Theoretical Computer Science, Program Development
Beginner · Course · 1 - 3 Months