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.

Northwestern University
Skills you'll gain: Integrated Marketing Communications, Social Media Marketing, Content Marketing, Driving engagement, Social Media Content, Social Media, Social Media Campaigns, Social Media Strategy, Marketing Effectiveness, Marketing Communications, Earned Media, Social Media Analytics, Owned Media, Online Advertising, Paid media, Media Strategy, Content Creation, Advertising Campaigns, Digital Media Strategy, A/B Testing
★ 4.7 (1.1K) · Mixed · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Requirements Analysis, User Requirements Documents, Systems Development Life Cycle, Software Development Methodologies, Requirements Elicitation, Agile Methodology, Software Documentation, Software Design Documents, Security Requirements Analysis, System Requirements, Software Development Life Cycle, Agile Software Development, Waterfall Methodology
★ 4.6 (688) · Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Intercultural Competence, Cultural Sensitivity, Healthcare Ethics, Cultural Diversity, Public Health and Disease Prevention, Stress Management, Preventative Care, Injury Prevention, Occupational Health, Public Health, Health And Safety Standards, Safety and Security, Ethical Standards And Conduct, Adaptability, Infectious Diseases, Emergency Response, Mental Health, Planning
★ 4.7 (465) · Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Prompt Patterns, Prompt Engineering Tools, LangChain, Generative AI, Generative Model Architectures, Embeddings, AI Workflows, Model Optimization, Serverless Computing, Agentic Workflows, Systems Development Life Cycle, AI Orchestration, Cloud Development, Development Testing, AI Personalization, AI Enablement, AI Integrations, Application Development, AI Security, Tool Calling
★ 4.2 (55) · Intermediate · Specialization · 3 - 6 Months

AI CERTs
Skills you'll gain: AI Personalization, Personalized Service, Operations Support Systems, Customer Analysis, Telecommunications, Customer Retention, Network Performance Management, Responsible AI, Wireless Networks, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Network Architecture, Computer Networking, Emerging Technologies, Digital Communications, Generative AI Agents, Generative AI, Network Protocols, System Design and Implementation, Communication
★ 4.5 (21) · Advanced · Specialization · 1 - 3 Months

Skills you'll gain: Medical Privacy, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Health Information Management, Medical Office Procedures, Health Information Management and Medical Records, Data Management, Medical Records, Personally Identifiable Information, Data Security, Record Keeping, Document Management, Security Controls, Information Privacy, Records Management, Taxonomy, Regulatory Compliance, Information Assurance, Risk Analysis, Process Mapping
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Role-Based Access Control (RBAC), Azure Active Directory, Microsoft Azure, Virtual Networking, Active Directory, Load Balancing, Cloud Management, Virtual Machines, Kubernetes, Network Monitoring, Authorization (Computing), Identity and Access Management, User Provisioning, Network Troubleshooting, Virtualization and Virtual Machines, Containerization, Network Planning And Design, Cloud Storage, Cloud Computing, Cloud-Native Computing
★ 4.1 (34) · Intermediate · Specialization · 3 - 6 Months

Splunk Inc.
Skills you'll gain: Splunk, Data Visualization, Correlation Analysis, Data Transformation, Interactive Data Visualization, Data Manipulation, Data Visualization Software, Dashboard Creation, Performance Tuning, Model Optimization, Dashboard, Statistical Analysis, Data Processing, Analysis, Data Modeling, Business Intelligence, Data Analysis, Big Data, Data Science, Business Analytics
★ 4.6 (288) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Management, Data Presentation, Data Storytelling, Data Collection, Data Governance, Data Analysis, Information Privacy, Data Quality, Data Storage, Data Storage Technologies, Data Security, Exploratory Data Analysis, Data-Driven Decision-Making, Data Architecture, Data Visualization Software, Big Data, Applied Machine Learning, Machine Learning Methods, Machine Learning
★ 4.8 (131) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Email Marketing, Social Media Content, Search Engine Optimization, Web Analytics and SEO, Social Media Marketing, Brand Marketing, Brand Awareness, Digital Brand Strategy, Digital Marketing Tools, Branding, Digital Marketing, Marketing Design, Web Presence, Content Management Systems, Brand Management, Newsletters, Marketing Materials, Web Design and Development, Video Production
★ 4.6 (377) · Beginner · Guided Project · Less Than 2 Hours

John Wiley & Sons
Skills you'll gain: Strategic Planning, Stakeholder Engagement, Strategic Leadership, Organizational Strategy, Plan Execution, Case Studies, Drive Engagement, Business Planning, Business Leadership, Stakeholder Management, Resource Allocation, Stakeholder Communications, Competitive Analysis, Strategic Thinking, Non-Profit Accounting, Strategic Decision-Making, Conflict Management, Public Administration, Leadership Development, Stakeholder Analysis
Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Cybersecurity, Cyber Attacks, Threat Management, Security Controls, Threat Detection, Cyber Security Policies, Security Awareness, Computer Security Awareness Training, Cyber Risk, Cyber Security Assessment, Data Security, Enterprise Security, Information Assurance, Data Integrity
★ 4.8 (64) · Beginner · Course · 1 - 4 Weeks