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.

Google Cloud
Skills you'll gain: Cloud Infrastructure, Prompt Engineering, Google Cloud Platform, Load Balancing, Prompt Engineering Tools, Cloud Development, Cloud Applications, Identity and Access Management, Kubernetes, Cloud Deployment, Virtual Networking, Network Routing, Firewall, Virtual Machines, TCP/IP, Routing Protocols, Virtual Private Networks (VPN), General Networking, Network Architecture, Network Security
★ 4.6 (87) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Migration, Cloud Storage, Data Management, Data Integration, Data Storage, Data Infrastructure, Data Storage Technologies, Data Compilation, Data Architecture, Cloud Services, Data Security, File Systems, Data Loss Prevention
★ 4.7 (35) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Incident Response, Computer Security Incident Management, Incident Management, Threat Detection, Event Monitoring, Threat Management, Security Information and Event Management (SIEM), Document Management, Cybersecurity, NIST 800-53
★ 5 (8) · Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Data Ethics, Responsible AI, AI Security, Machine Learning, Information Privacy, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Data Security, Algorithms
Intermediate · Course · 1 - 4 Weeks

University of Geneva
Skills you'll gain: Climate Change Adaptation, Water Resources, Climate Change Programs, Water Resource Management, Hydrology, Environmental Resource Management, Risk Management, Water Quality, Water Sustainability, Mitigation, Natural Resource Management, Environment, Climate Change Mitigation, Sustainable Development, Social Impact, Social Sciences, Hazard Analysis, Social Network Analysis, Physical Science, Governance
★ 4.7 (330) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: JUnit, Apache Maven, Spring Framework, Spring Boot, Model View Controller, Unit Testing, Frontend Integration, Microservices, Application Development, Redis, Restful API, YAML, Java, Java Programming, MongoDB, Application Deployment, NoSQL, Ajax, Data Persistence, Web Services
★ 4.6 (93) · Beginner · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Sales Management, Team Motivation, Employee Onboarding, Mediation, Conflict Management, Drive Engagement, Team Leadership, New Hire Orientations, Sales Process, Sales Training, Employee Coaching, Employee Performance Management, Virtual Teams, Telecommuting, Team Management, Intercultural Competence, Performance Management, Rapport Building, On-The-Job Training, Team Performance Management
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Cryptography, Data Integrity, Encryption, Authentications, Key Management, Data Security, Public Key Cryptography Standards (PKCS), Digital Communications
★ 4.6 (100) · Intermediate · Course · 1 - 4 Weeks

Queen Mary University of London
Skills you'll gain: General Data Protection Regulation (GDPR), Law, Regulation, and Compliance, Cloud Security, Personally Identifiable Information, Data Security, Regulation and Legal Compliance, Information Privacy, Cyber Governance, Cybersecurity, Cyber Security Policies, Cloud Services, Cloud Computing, Data Governance, Regulatory Requirements, Data Sharing, Legal Risk, Computer Security Incident Management, Data Import/Export, Incident Management, Case Law
★ 4.9 (78) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Looker (Software), Data Visualization Software, Performance Metric, Marketing Analytics, Interactive Data Visualization, Data Storytelling, Data-Driven Marketing, Business Reporting, Data Presentation, Trend Analysis, Dashboard Creation, Grafana, Data Literacy, Tableau Software, Performance Reporting, Power BI, Time Series Analysis and Forecasting, Descriptive Analytics, Data Sharing, Data Integration
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Ansible, Configuration Management, Software Configuration Management, Data Infrastructure, Chef (Configuration Management Tool), IT Automation, Infrastructure as Code (IaC), Application Deployment
Beginner · Course · 1 - 4 Weeks

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, Business Writing, AI Security, Email Automation, Artificial Intelligence, Marketing Communications, AI Workflows, Copywriting, Strategic Thinking, AI Personalization, Business Communication, Marketing Automation, Content Strategy, Business Risk Management, Ethical Standards And Conduct, Engineering Documentation, Research Reports, Data-Driven Decision-Making, Information Privacy, Security Awareness
★ 4.4 (19) · Beginner · Course · 1 - 3 Months