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.

LearnKartS
Skills you'll gain: Cloud Deployment, Infrastructure as Code (IaC), Google Cloud Platform, Application Deployment, Kubernetes, Google App Engine, CI/CD, Terraform, Continuous Deployment, Microservices, Continuous Integration, Cloud Storage, Containerization, Cloud Management, Security Controls, Data Storage, DevOps, Virtual Machines, System Monitoring, Analytics
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cyber Risk, Cyber Security Strategy, Risk Mitigation, Cybersecurity, Cyber Operations, Security Management, Risk Analysis, Security Strategy, Information Management, Law, Regulation, and Compliance, Financial Services, Regulatory Requirements, Financial Regulation, Business Continuity, Business Continuity Planning, Digital Assets
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: CI/CD, Continuous Integration, GitHub, Continuous Deployment, Git (Version Control System), Secure Coding, Development Environment, Code Reusability, Docker (Software), Automation, YAML, Application Security, Containerization, Event-Driven Programming
Beginner · Course · 3 - 6 Months

Skills you'll gain: Restful API, API Design, Application Programming Interface (API), Security Controls, Virtual Environment, Development Environment, Python Programming, Secure Coding, Data Access, User Accounts, Package and Software Management, Application Security, Encryption
Intermediate · Guided Project · Less Than 2 Hours

Packt
Skills you'll gain: Secure Coding, API Testing, API Design, Application Programming Interface (API), Security Testing, Penetration Testing, Application Security, Restful API, Authentications, Exploit development, Distributed Denial-Of-Service (DDoS) Attacks, Vulnerability Assessments, Exploitation techniques, Data Security, Business Logic, Authorization (Computing), Scenario Testing, Security Controls, Development Environment, Cybersecurity
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: AI Security, Threat Modeling, IT Security Architecture, Security Engineering, Security Architecture Review, Security Requirements Analysis, Threat Management, Data Flow Diagrams (DFDs), Security Controls, Data Security, Key Management, Cloud Management, Software Documentation, Managed Services, Risk Analysis, Authentications, Technical Communication
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: R (Software), R Programming, Statistical Programming, Statistical Analysis, Statistical Software, Data Analysis Software, Debugging, Software Installation, Data Access, Simulations, Programming Principles, Data Import/Export, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Facebook, Social Media Marketing, Social Media Campaigns, Social Media Management, Advertising, User Accounts, Social Media Content, Content Performance Analysis, Advertising Campaigns, Account Management, Paid media, Customer Communications Management, Customer Analysis, Target Audience, Content Strategy, Customer Engagement, Content Creation
Beginner · Guided Project · Less Than 2 Hours

Simplilearn
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Cybersecurity, Cyber Attacks, Threat Detection, Exploitation techniques, Malware Protection, Security Awareness, SQL, Databases
Beginner · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Amazon S3, Amazon Web Services, Cloud Storage, Amazon Elastic Compute Cloud, Data Storage, Amazon CloudWatch, File Systems, Data Migration, Cloud Deployment, System Monitoring, Event Monitoring, Security Controls
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Solution Architecture, Network Planning And Design, Cloud Computing Architecture, Enterprise Architecture, Amazon Web Services, Service Oriented Architecture, Software As A Service, Application Security, Cloud Solutions, Security Architecture Review, Identity and Access Management, Security Engineering, Application Design, Cloud Deployment, Network Performance Management, Network Infrastructure, Network Engineering, Enterprise Application Management, AWS Identity and Access Management (IAM), Data Migration
Intermediate · Course · 1 - 3 Months

Pearson
Skills you'll gain: Linux Administration, Operating System Administration, Systems Administration, System Monitoring, Linux, Performance Tuning, File Management, Linux Commands, System Configuration, Desktop Support, Network Monitoring, Data Storage Technologies, Network Troubleshooting, Remote Access Systems, Event Monitoring, User Interface (UI), Data Management, User Accounts, File Systems, OS Process Management
Intermediate · Course · 1 - 4 Weeks