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: Load Balancing, Hybrid Cloud Computing, Google Cloud Platform, Cloud Management, Network Performance Management, Performance Tuning, Network Routing, Cloud Security, TCP/IP, Scalability, Distributed Denial-Of-Service (DDoS) Attacks
Intermediate · Course · 1 - 4 Weeks

University of Pittsburgh
Skills you'll gain: Adaptive Equipment, Home Health Care and Assisted Living, Home Health Care, Network Protocols, Wireless Networks, Health Technology, Disabilities, Long Term Care, End User Training and Support, Self Service Technologies, Telecommunications, Internet Of Things, Patient Evaluation, Occupational Therapy, Interoperability, Human Computer Interaction, Usability, Clinical Assessment, Patient-centered Care, Automation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Generative AI Agents, Business Process Automation, Agentic Workflows, Generative AI, Automation, AI Orchestration, OpenAI, Multimodal Prompts, Slack (Software), AI Personalization, AI Integrations, Devops Tools, Human Resources, Performance Metric, Performance Measurement, Key Performance Indicators (KPIs), Google Sheets, Application Programming Interface (API), Scalability
Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Microsoft Windows, Microsoft Copilot, Cloud Applications, File Management, System Configuration, Patch Management, Document Management, Cloud Storage, Cloud-Based Integration, Peripheral Devices, Operating System Administration, Operating Systems, Software Installation, Web Applications, Security Awareness, Information Systems Security, Artificial Intelligence, Control Panels, AI Enablement, User Interface (UI)
Beginner · Specialization · 3 - 6 Months

Sciences Po
Skills you'll gain: Transportation Management, Economics, Policy, and Social Studies, Demography, Social Justice, Socioeconomics, Social Sciences, Public Safety and National Security, Community Development, Policy Analysis, Economic Development, Environmental Policy, Environmental Issue, Public Policies, Education and Training, Sociology, Cultural Diversity, Culture, Diversity and Inclusion, European History, Governance
Beginner · Course · 1 - 3 Months

Skills you'll gain: Web Presence, Instagram, Goal Setting, Target Audience, Prioritization, Driving engagement, Visionary, Target Market, Community Development, Content Scheduling, Social Media Content, Entrepreneurship, Business Planning, Smart Goals, Business Priorities, Scalability, Content Strategy, Telecommuting, Marketing, Business
Beginner · Specialization · 1 - 3 Months

Simplilearn
Skills you'll gain: Marketing Planning, Marketing, Digital Marketing, Strategic Marketing, UI/UX Strategy, Digital Content, Marketing Strategies, Digital Advertising, E-Commerce, Content Optimization, Social Media Marketing, Search Engine Optimization, Brand Awareness, Customer Engagement
Beginner · 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
Intermediate · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Virtualization, Virtualization and Virtual Machines, Virtual Machines, Virtual Networking, Data Centers, Virtual Local Area Network (VLAN), Data Storage Technologies, Data Storage, Data Infrastructure, Servers, Virtual Reality, Memory Management, Network Switches, iSCSI Configuration, Remote Access Systems, Computer Hardware
Build toward a degree
Intermediate · Course · 1 - 3 Months

Whizlabs
Skills you'll gain: Dashboard Creation
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: C and C++, Exploit development, C (Programming Language), Security Testing, C++ (Programming Language), Secure Coding, Application Security, System Programming, Debugging, Vulnerability Assessments, Interoperability, White-Box Testing
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Generative AI, Generative Model Architectures, Generative Adversarial Networks (GANs), LLM Application, Fine-tuning, Large Language Modeling, Model Optimization, Artificial Intelligence and Machine Learning (AI/ML), Responsible AI, Embeddings, Data Preprocessing, AI Personalization, Deep Learning, Open Source Technology, Data Processing, Machine Learning, Data Cleansing, Data Visualization, Database Systems
Beginner · Course · 1 - 3 Months