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: Network Troubleshooting, Linux Administration, Linux Servers, Linux, Linux Commands, Dynamic Host Configuration Protocol (DHCP), General Networking, Network Protocols, TCP/IP, Network Administration, Ubuntu, Red Hat Enterprise Linux, Servers, System Configuration, Control Panels, Network Analysis, Command-Line Interface, YAML
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Animations, Canva (Software), Social Media, Storytelling, Visual Storytelling, Social Media Content, Content Creation, Social Media Marketing, Graphical Tools, Digital Design, Graphic and Visual Design Software, Design, Graphic Design, Marketing
★ 4.5 (47) · Beginner · Guided Project · Less Than 2 Hours

H2O.ai
Skills you'll gain: Large Language Modeling, LLM Application, Model Evaluation, Fine-tuning, Collaborative Software, Artificial Neural Networks, Deep Learning, Artificial Intelligence and Machine Learning (AI/ML), Model Optimization, Generative AI, Data Management, Model Training, Data Preprocessing, Generative Model Architectures, Natural Language Processing, Data Validation, Data Cleansing, Applied Machine Learning, Transfer Learning, Verification And Validation
★ 3.7 (15) · Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Spring Boot, Database Design, Object-Relational Mapping, Application Frameworks, Spring Framework, Data Modeling, Database Development, Database Software, Data Mapping, Application Development, Database Architecture and Administration, Requirements Analysis, Data Persistence
★ 4.4 (30) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Incident Response, Computer Security Incident Management, Mitigation, Cyber Threat Hunting, IT Security Architecture, Cybersecurity, Incident Management, Criminal Investigation and Forensics, Information Systems Security, Cyber Attacks, Threat Detection, Computer Security, Network Security, Analysis, Network Analysis, Linux Commands, Bash (Scripting Language), Digital Analysis, Windows PowerShell, Virtual Environment
Mixed · Course · 1 - 4 Weeks
Skills you'll gain: Artifactory, Application Security, Application Deployment, Vulnerability Scanning, CI/CD, Package and Software Management, Continuous Integration, DevSecOps, Security Software, Continuous Deployment, Security Testing, Devops Tools, Vulnerability Assessments, DevOps, GitHub, Vulnerability Management, Automation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Jenkins, CI/CD, Continuous Integration, Continuous Delivery, Continuous Deployment, Devops Tools, DevOps, Build Tools, Distributed Computing, Software Configuration Management, Containerization, Restful API, Software Installation, Security Controls, System Configuration, User Interface (UI), Authorization (Computing)
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Email Marketing, Campaign Management, Content Performance Analysis, Workflow Management, Coordinating, Operational Efficiency, Campaign Planning, Marketing Operations, Timelines, Coordination, Performance Analysis, Collaborative Software, Asset Management, Process Management, Continuous Improvement Process
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Decision Making, Mitigation, Data-Driven Decision-Making, Analytical Skills, Analytics, Analysis, Critical Thinking, Continuous Improvement Process
Intermediate · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Blockchain, Risk Management, Cyber Risk, Risk Mitigation, Digital Assets, Emerging Technologies, FinTech, Payment Systems, Asset Protection, Safety and Security, digital literacy, Investments, Transaction Processing
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Microservices, Service Level, Cloud Infrastructure, API Design, Google App Engine, Restful API, Cloud Computing Architecture, Service Level Agreement, Kubernetes, CI/CD, Google Cloud Platform, Cloud Deployment, Application Design, Application Deployment, Site Reliability Engineering, Cloud Security, Infrastructure As A Service (IaaS), Devops Tools, Cloud-Native Computing, DevOps
★ 4.9 (227) · Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Identity and Access Management, User Accounts, Role-Based Access Control (RBAC), Firewall, Nginx, Authorization (Computing), Virtual Networking, Network Administration, Network Security, Servers, Web Servers, Security Controls
Intermediate · Project · Less Than 2 Hours