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.

Board Infinity
Skills you'll gain: Blockchain, Cryptography, Encryption, Key Management, Cryptographic Protocols, Data Security, Security Strategy, Information Privacy, Emerging Technologies, Algorithms
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Cloud Computing Architecture, Cloud Infrastructure, Scalability, Cloud Computing, Cloud Platforms, Software Architecture, Cloud Services, Cloud Applications, Cloud Security, Infrastructure As A Service (IaaS), Load Balancing, Serverless Computing, Software Design Patterns, Microservices, Event-Driven Programming
Beginner · Course · 1 - 4 Weeks

Fundação Instituto de Administração
Skills you'll gain: Customer Relationship Management, Customer Data Management, Big Data, Data Mining, Data-Driven Decision-Making, Predictive Analytics, Sales Management, Ggplot2, Data Visualization Software, Plot (Graphics), Data Modeling, R Programming, Customer Insights, Customer Acquisition Management, Customer experience strategy (CX), Customer Retention, Data Science, Data Analysis, Data Manipulation, Applied Machine Learning
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Infrastructure as Code (IaC), Terraform, Network Infrastructure, Amazon Web Services, Cloud Infrastructure, Network Architecture, Network Planning And Design, Cloud Computing Architecture, Wide Area Networks, DevOps, Automation
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Metasploit, Penetration Testing, Exploitation techniques, Vulnerability Assessments, Vulnerability Scanning, Cyber Security Assessment
Intermediate · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Amazon Web Services, Vulnerability Assessments, Security Testing, Cyber Security Assessment
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: IT Management, Control Objectives for Information and Related Technology (COBIT), Cloud Management, Risk Management Framework, Quality Assurance, Compliance Auditing, Technology Strategies, Governance, Quality Monitoring, Auditing, Information Technology Infrastructure Library, Risk Management, Business Priorities, Change Management, Resource Management, Internal Controls, Business Intelligence, Compliance Management, Capacity Management, Staff Management
Intermediate · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Multiprotocol Label Switching, Open Shortest Path First (OSPF), TCP/IP, Network Engineering, Network Routers, Virtual Private Networks (VPN), Network Routing, Network Architecture, Network Protocols
Beginner · Course · 1 - 3 Months

Skills you'll gain: Facebook, Customer Engagement, Customer Insights, Marketing Analytics, Target Audience, Social Media Content, Social Media Marketing, Advertising, Social Media, Drive Engagement, Social Media Management, Social Media Campaigns, Marketing, Content Marketing, Customer Communications Management
Beginner · Guided Project · Less Than 2 Hours

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

Skills you'll gain: ASP.NET, Restful API, Object-Relational Mapping, Web Applications, User Accounts, Single Sign-On (SSO), .NET Framework, API Design, Application Programming Interface (API), Database Application, Authentications, Back-End Web Development, Performance Tuning, Authorization (Computing), Data Management, Relational Databases, Identity and Access Management, Model View Controller, Multi-Factor Authentication, Data Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Azure, CI/CD, Continuous Deployment, Development Environment, Application Deployment, Cloud Applications, Docker (Software), Containerization, ASP.NET, Platform As A Service (PaaS), Scalability, Microsoft Visual Studio, Web Applications, Integrated Development Environments
Intermediate · Course · 1 - 3 Months