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: Internet Of Things, Automation, Data Management, Control Systems, Hardware Architecture, Manufacturing Processes, Manufacturing and Production, Network Protocols, Systems Integration, Information Systems Security, Communication Systems, Systems Design, Analytics, Real Time Data
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Linux, Linux Commands, Ubuntu, Linux Administration, File Management, Command-Line Interface, Servers, Operating Systems, Web Servers, IT Automation, MySQL, Open Source Technology, Service Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Command-Line Interface, Network Troubleshooting, TCP/IP, Wireless Networks, Virtual Private Networks (VPN), Operating System Administration, Network Administration, General Networking, Network Protocols, Network Routers, Microsoft Windows, Linux, Network Security, Scripting, Virtualization and Virtual Machines, Artificial Intelligence
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: AI Security, Threat Modeling, Role-Based Access Control (RBAC), Cloud Security, Data Governance, Secure Coding, Data Security, DevSecOps, Infrastructure as Code (IaC), Zero Trust Network Access, Application Security, Security Controls, Security Requirements Analysis, Data Quality, Cyber Security Policies, Security Engineering, Compliance Management, Identity and Access Management, Vulnerability Management
Intermediate · Course · 3 - 6 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

Skills you'll gain: Prompt Engineering, Prompt Patterns, ChatGPT, Generative AI, Data Ethics, Software Development, Real Time Data, Artificial Intelligence and Machine Learning (AI/ML), Application Security, DevSecOps, AI Workflows, Software Engineering, AI Personalization, Machine Learning, Context Management, Decision Making
Intermediate · Specialization · 1 - 3 Months

University of Colorado System
Skills you'll gain: Computer Security Awareness Training, Cybersecurity, Risk Management, Enterprise Security, Cyber Security Assessment, Vulnerability Assessments, Encryption, Data Security, Information Assurance, Authentications, Network Protocols
Beginner · Course · 1 - 3 Months

New York University
Skills you'll gain: Security Engineering, Threat Modeling, Distributed Denial-Of-Service (DDoS) Attacks, Cyber Attacks, Cybersecurity, Cyber Risk, Application Security, Threat Detection, Information Systems Security, Network Security, Computer Security, Encryption
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Power BI, Microsoft Excel, Data Analysis, Microsoft Power Platform, Data Integrity, Data Visualization, Data Storage, Data Collection, Data Quality, Data Manipulation, Business Analytics, Timelines, Advanced Analytics, Database Design, Statistical Reporting, Report Writing, Data Processing, Data Warehousing, Business Intelligence, SQL
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Endpoint Detection and Response, Threat Management, Cyber Security Strategy, Security Controls, Cybersecurity, IT Security Architecture, Hardening
Intermediate · Course · 1 - 3 Months
Johns Hopkins University
Skills you'll gain: Rmarkdown, Exploratory Data Analysis, Version Control, Statistical Analysis, R Programming, Data Manipulation, Data Cleansing, Data Science, Plot (Graphics), Statistical Programming, Statistical Visualization, Ggplot2, R (Software), Dimensionality Reduction, Data Visualization Software, Data Integration, Knitr, Data Sharing, GitHub, Machine Learning
Beginner · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Package and Software Management, Linux Administration, Linux, System Monitoring, Linux Commands, Operating System Administration, File Systems, User Accounts, Command-Line Interface, Systems Administration, Data Storage, System Configuration, File Management, Data Storage Technologies, Network Monitoring, Network Administration, Software Installation, Network Troubleshooting
Beginner · Course · 1 - 4 Weeks