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: Frontend Performance, Restful API
Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: Climate Change Adaptation, Health Disparities, Health Equity, Environmental Issue, Advocacy, Social Determinants Of Health, Environmental Science, Health Education, Community Health, Resilience, Adaptability, Collaboration, Health Care, Public Health, Health Systems, Climate Change Mitigation, Sustainable Systems, Patient Communication, Healthcare Industry Knowledge, Leadership Development
Beginner · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Encryption, Cryptography, Security Engineering, Data Security, Cybersecurity
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Continuous Integration, CI/CD, Jenkins, Test Automation, GitLab, Continuous Delivery, Continuous Deployment, Agile Software Development, Unit Testing, DevSecOps, Integration Testing, Software Development, Git (Version Control System), Application Deployment, Application Security, Automation, Debugging, Scalability
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Cloud Infrastructure, Cloud Management, Cloud Computing, Firewall, Load Balancing, Network Routing, Servers, Virtual Networking, Google Cloud Platform, Network Security
Intermediate · Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Terraform, Data Validation, Infrastructure as Code (IaC), Acceptance Testing, Google Cloud Platform, Security Controls
Intermediate · Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Collaborative Software, Identity and Access Management, Looker (Software), User Accounts, Data Management, Data Security, Auditing, Authorization (Computing), Customer Support, Data Sharing, Scheduling, Report Writing, Administration
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: HTML and CSS, Responsive Web Design, Web Design, Front-End Web Development, Web Content Accessibility Guidelines, Bootstrap (Front-End Framework), User Interface (UI) Design, Frontend Performance, Usability, Mobile Development, Browser Compatibility, Typography, Scalability
Intermediate · Course · 1 - 4 Weeks

Starweaver
Skills you'll gain: Digital Forensics, Investigation, Cybersecurity, Data Integrity, Criminal Investigation and Forensics, Data Ethics, Computer Security, Scenario Testing, Technical Communication, Incident Response, Writing, Technical Documentation, Data Analysis Software, File Systems, Artifactory, Microsoft Windows
Beginner · Course · 1 - 3 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: Apple software proficiency, Mac OS, User Accounts, System Support, Software Installation, Apple Hardware proficiency, File Management, System Configuration, Technical Support, General Networking, Data Storage, Data Management, Network Administration, Computer Networking, Encryption
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Blockchain, Cryptography, Cybersecurity, Enterprise Application Management, Cyber Attacks, Emerging Technologies, Financial Trading, Digital Assets, Cyber Security Assessment, FinTech, Transaction Processing, Data Integrity
Beginner · Course · 1 - 3 Months