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: Security Requirements Analysis, Requirements Analysis, Risk Management Framework, Risking, User Requirements Documents, Scalability, Verification And Validation, Software Visualization, Safety and Security
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Infrastructure as Code (IaC), Amazon Web Services, AWS Identity and Access Management (IAM), Containerization, Amazon Elastic Compute Cloud, AWS CloudFormation, Amazon DynamoDB, Kubernetes, Operational Databases, API Gateway, Amazon S3, Cloud Security, Event-Driven Programming, Continuous Integration, AWS Kinesis, Cloud Applications, Amazon CloudWatch, Virtual Machines, Servers, Virtualization and Virtual Machines
Beginner · Specialization · 1 - 3 Months

LearnKartS
Skills you'll gain: Database Management
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Identity and Access Management, Cloud Infrastructure, Prompt Engineering, Google App Engine, Google Cloud Platform, Kubernetes, CI/CD, Infrastructure As A Service (IaaS), Cloud Platforms, Cloud Computing Architecture, Load Balancing, Cloud Computing, Cloud Applications, Generative AI, Microservices, Application Deployment, Cloud API, Network Architecture, Terraform, Site Reliability Engineering
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Linux, Scripting, Linux Administration, Operating System Administration, Data Persistence, Shell Script, Unix Shell, Systems Administration, IT Automation, Command-Line Interface, Cloud Hosting, Object-Relational Mapping, YAML, Python Programming, File Transfer Protocol (FTP), Network Administration, OS Process Management, File Management
Mixed · Course · 1 - 3 Months

Princeton University
Skills you'll gain: Health Disparities, Food and Beverage, Social Justice, Ethical Standards And Conduct, Nutrition and Diet, Sustainability Standards, International Relations, Environmental Issue, Policy Analysis, Sustainable Development, Cultural Diversity
Beginner · Course · 1 - 3 Months

Oracle
Skills you'll gain: Oracle Cloud Applications, Cloud Applications, Application Development, Application Design, Database Application, Oracle Databases, Secure Coding, Web Applications, Authentications, Authorization (Computing), UI Components, Data Import/Export
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Photo Editing, Facebook, Digital Advertising, Graphic Design, Marketing Design, Social Media Content, Social Media Marketing, Advertising, Social Media, Dashboard, Marketing, User Accounts, Business
Beginner · Guided Project · Less Than 2 Hours

Institut Mines-Télécom
Skills you'll gain: Threat Modeling, Threat Detection, Open Web Application Security Project (OWASP), Cybersecurity, Cyber Attacks, Application Security, Network Security, Security Testing, Vulnerability Assessments, Security Controls, Secure Coding, SQL
Intermediate · Course · 1 - 3 Months

Skillshare
Skills you'll gain: Adobe Illustrator, Color Theory, Creative Design, Graphic and Visual Design, Design Software, Data Import/Export, Typography, Logo Design, Graphic Design, Graphic and Visual Design Software, Graphical Tools, Adobe Creative Cloud, Design Elements And Principles, Layout Design, Scalability
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: OSI Models, TCP/IP, Network Monitoring, Network Protocols, Network Troubleshooting, Network Security, Network Administration, Network Analysis, Cyber Security Assessment, Linux
Intermediate · Guided Project · Less Than 2 Hours

Pearson
Skills you'll gain: Cloud-Native Computing, DevOps, Kubernetes, Application Deployment, Containerization, CI/CD, Istio, Continuous Integration, Microservices, Continuous Deployment, Serverless Computing, Git (Version Control System), Version Control, Cloud Deployment, Docker (Software), Software Development, Cloud Applications, OpenShift, Software Development Methodologies, Network Security
Intermediate · Specialization · 1 - 3 Months