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: Intrusion Detection and Prevention, Threat Detection, Open Web Application Security Project (OWASP), Incident Response, Penetration Testing, Computer Security Incident Management, Metasploit, Distributed Denial-Of-Service (DDoS) Attacks, Cybersecurity, Threat Management, Data Security, Authentications, Cyber Attacks, Security Testing, Cloud Security, Security Strategy, Computer Security Awareness Training, Risk Management, Security Awareness, Enterprise Security
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Model Evaluation, Predictive Modeling, Data Ethics, Algorithms, Machine Learning, Predictive Analytics, Responsible AI, Artificial Intelligence, Machine Learning Algorithms, AI Enablement, Artificial Intelligence and Machine Learning (AI/ML), Ethical Standards And Conduct, Generative AI, Economics
Beginner · Course · 1 - 4 Weeks

IBM
Skills you'll gain: Cloud Computing Architecture, Technical Support, Cloud Services, Cloud Deployment, Generative AI, Hardware Troubleshooting, IT Service Management, Cloud Security, Cloud Infrastructure, Cybersecurity, Cloud Platforms, Cloud Computing, Professional Networking, Help Desk Support, Data Storage, Desktop Support, Peripheral Devices, Information Technology, Artificial Intelligence, Customer Service
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Cybersecurity, Information Technology, Cyber Security Strategy, Cyber Security Policies, Technical Support and Services, Technical Support, Information Systems Security Assessment Framework (ISSAF), Computer Security Awareness Training, Security Awareness, Application Security, ISO/IEC 27001, Network Security, Data Security, Information Assurance, General Networking, Computer Hardware
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Mainframe Computing, COBOL (Programming Language), Software Development Life Cycle, z/OS, Unit Testing, Systems Analysis, Job Control Language (JCL), IBM DB2, Systems Development, Debugging, Pseudocode, Virtualization, Agile Methodology, Software Development, Test Driven Development (TDD), Report Writing, Relational Databases, Software Testing, Technical Support, File I/O
Intermediate · Professional Certificate · 3 - 6 Months

LearnQuest
Skills you'll gain: Blockchain, Risk Management, Enterprise Risk Management (ERM), Risk Analysis, Business Risk Management, Governance Risk Management and Compliance, Legal Risk, Interoperability, Cyber Risk, Information Technology Architecture, Network Architecture, Systems Architecture, Data Architecture, Governance, Solution Architecture, Application Security, Project Documentation, Cryptography, Data Storage, Data Storage Technologies
Beginner · Specialization · 3 - 6 Months
LearnQuest
Skills you'll gain: Containerization, File I/O, Package and Software Management, Unified Modeling Language, Matplotlib, Software Testing, Docker (Software), Development Environment, Unit Testing, Test Automation, Continuous Integration, Data Manipulation, Pandas (Python Package), Scripting, Data Modeling, DevOps, Programming Principles, Python Programming, Data Structures, Computer Programming
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: API Testing, Performance Testing, IT Security Architecture, Cloud-Based Integration, Application Security, Vulnerability Management, System Monitoring
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Application Deployment, Containerization, Kubernetes, Cloud Development, MLOps (Machine Learning Operations), Cloud Computing, Docker (Software), Application Security, DevOps, Network Infrastructure, Network Security, Microservices, Distributed Computing, Software Design, Software Development, Linux
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Data Literacy, Data Mining, Big Data, Cloud Computing, Data Analysis, Data Science, Digital Transformation, Data-Driven Decision-Making, Deep Learning, Machine Learning, Artificial Intelligence
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Oracle Databases, Database Design, Database Theory, Database Management Systems, Relational Databases, Databases, Database Architecture and Administration, Data Storage, Transaction Processing, Diagram Design
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cloud Deployment, Software Development Life Cycle, Open Web Application Security Project (OWASP), Containerization, Istio, Software Architecture, Node.JS, Application Deployment, Restful API, Kubernetes, Database Design, Cloud-Native Computing, Responsive Web Design, NoSQL, Git (Version Control System), Ajax, Grafana, Javascript, Azure DevOps, Engineering Software
Beginner · Professional Certificate · 3 - 6 Months