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.

SkillUp
Skills you'll gain: Decision Intelligence, Model Training, Machine Learning Algorithms, Forecasting, Classification Algorithms, Dimensionality Reduction, Embeddings
Intermediate · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: Restful API, Object Oriented Programming (OOP), Object Oriented Design, Java Programming, Spring Framework, Java, Spring Boot, API Design, Application Programming Interface (API), Hibernate (Java), Data Validation, Development Testing, Verification And Validation, Authentications, Model View Controller, Back-End Web Development, Code Reusability, Object-Relational Mapping, Programming Principles, Maintainability
Intermediate · Specialization · 1 - 3 Months

EDUCBA
Skills you'll gain: Performance Tuning, Microsoft Azure, Database Administration, Scalability, Relational Databases, Database Architecture and Administration, Database Management, Data Migration, Enterprise Security, Security Controls, SQL, Cloud Deployment, Disaster Recovery
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Google Workspace, Email Security, User Accounts, Gmail, User Provisioning, Collaborative Software, Data Management, Endpoint Security, Group Policy, Data Sharing, Compliance Management, Information Management, Cloud Management, Productivity Software, Systems Administration, Data Migration, Document Management, System Configuration, Cloud Security, File Management
Intermediate · Specialization · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Cloud Platform, Virtual Networking, Cloud Infrastructure, Data Import/Export, Network Architecture, Identity and Access Management, Generative AI, Network Planning And Design, AI Workflows, Network Performance Management, Network Protocols, Network Infrastructure, Performance Tuning, Computer Networking, Multi-Cloud, System Configuration, Distributed Computing, Scalability
Intermediate · Course · 1 - 3 Months

Edureka
Skills you'll gain: JUnit, Apache Maven, Restful API, Java Programming, Java, Application Deployment, Microservices, Docker (Software), Object Oriented Programming (OOP), Spring Boot, Spring Framework, Containerization, CI/CD, Unit Testing, API Design, Application Programming Interface (API), Hibernate (Java), Computer Programming, Object Oriented Design, Programming Principles
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Marketing Analytics, Data-Driven Marketing, Analytics, Marketing, Meta Ads Manager, Data Analysis, Resource Utilization, Statistical Analysis, Marketing Effectiveness, Registration, Digital Marketing, Social Media Marketing
Intermediate · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Patient Flow, Patient-centered Care, Hospital Experience, Predictive Analytics, Predictive Modeling, Health Care, Analytics, Healthcare Industry Knowledge, Care Management, Psychosocial Assessments, Data Analysis, Forecasting, Program Evaluation, Health Technology, Cardiology, Data Integration, Leadership
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data-Driven Marketing, Campaign Management, Return On Investment, Data-Driven Decision-Making
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Crisis Management, Threat Management, Incident Management, Risk Management Framework, Infrastructure Security, Resilience, Disaster Recovery, Emergency Response, Business Ethics, Risk Management, Engineering Management, Organizational Change, Leadership Studies, Systems Thinking, Organizational Effectiveness, Public Safety and National Security, Hazard Analysis, Industrial and Organizational Psychology, Failure Analysis, Human Factors (Security)
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cloud Infrastructure, Cloud Solutions, Cloud Computing, Digital Transformation, Cloud Services, Cloud Platforms, Public Cloud, Google Cloud Platform, Infrastructure As A Service (IaaS), Hybrid Cloud Computing, Platform As A Service (PaaS), Software As A Service, Business Transformation, Technology Strategies, Cloud Security
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Data Storytelling, Data Presentation, Email Marketing, Performance Reporting, Storytelling, Strategic Communication, User Feedback, Presentations, Report Writing, Business Communication, Business Reporting, Performance Analysis, Key Performance Indicators (KPIs), Constructive Feedback, Stakeholder Engagement, Continuous Improvement Process
Beginner · Course · 1 - 4 Weeks