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: Computer Security Awareness Training, Security Awareness, Cybersecurity, Cyber Attacks, Cyber Threat Intelligence, Incident Response, Cyber Risk, Responsible AI, Data Ethics, Threat Management, Threat Detection, Malware Protection, Information Systems Security, Network Security, Security Controls, Data Security, Multi-Factor Authentication, AI Security, Personally Identifiable Information, Authentications
★ 4.9 (17) · Beginner · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Prompt Engineering, Responsible AI, Large Language Modeling, AI literacy, AI powered creativity, Anthropic Claude, Writing and Editing, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Generative AI, Data Ethics, LLM Application, Editing, Writing, OpenAI, Workplace inclusivity, Business Writing, Diversity and Inclusion, Emerging Technologies, Deep Learning
★ 4.4 (212) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Virtual Networking, Open Shortest Path First (OSPF), Computer Networking, Network Engineering, Network Planning And Design, TCP/IP, General Networking, OSI Models, Wireless Networks, Network Routing, Virtualization and Virtual Machines, Security Controls, Network Switches, Event Monitoring, Local Area Networks, Cloud Infrastructure, Puppet (Configuration Management Tool), IT Automation, Chef (Configuration Management Tool), Real Time Data
★ 4.7 (32) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Business Analysis, Business Analysis Tools, Business Process Modeling, Process Optimization, Requirements Management, Business Systems Analysis, Business Requirements, Process Modeling, Process Improvement and Optimization, Process Analysis, Data Modeling, Stakeholder Analysis, Requirements Elicitation, Agile Methodology, Requirements Analysis, Stakeholder Management, Business Process, Process Improvement, User Story, Stakeholder Engagement
★ 4.6 (72) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Persona Development, Prospecting and Qualification, Target Audience, Facebook, Target Market, Earned Media, Social Media Marketing, Social Media Content, Web Presence, Social Media, Business Marketing, Drive Engagement, Marketing, Online Advertising, Content Creation
★ 4.6 (760) · Intermediate · Guided Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: Angular, JavaScript Frameworks, Application Deployment, UI Components, Application Frameworks, Frontend Performance, Server Side, Restful API, Code Reusability, Software Architecture, Maintainability
★ 4.1 (12) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Azure Active Directory, Active Directory, Microsoft Azure, Multi-Factor Authentication, Authentications, User Accounts, Role-Based Access Control (RBAC), Authorization (Computing), Identity and Access Management, User Provisioning, Cloud Security, Single Sign-On (SSO), Hybrid Cloud Computing, Self Service Technologies
★ 4.5 (103) · Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Algorithms, Graph Theory, Theoretical Computer Science, Network Routing, Computational Thinking, Data Structures, Computer Science
★ 4.8 (832) · Intermediate · Course · 1 - 4 Weeks

UNSW Sydney (The University of New South Wales)
Skills you'll gain: Requirements Analysis, Requirements Management, Requirements Elicitation, Business Requirements, Technical Writing, Functional Requirement, Product Requirements, Engineering Documentation, Business Writing, System Requirements, Project Documentation, Editing, Systems Engineering
★ 4.6 (359) · Beginner · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Social Network Analysis, Social Sciences, Network Analysis, Data Science, Machine Learning, Machine Learning Methods, Computational Thinking, Economics, Policy, and Social Studies, Artificial Intelligence, Data Analysis, Social Impact, Simulations, Big Data, Data Collection, Scientific Methods, Digital Analysis, Digital Transformation
★ 4.7 (357) · Beginner · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: Feature Engineering, Unsupervised Learning, Scientific Visualization, Data Ethics, Data Presentation, Statistical Visualization, Data Storytelling, Big Data, Relational Databases, Supervised Learning, Database Systems, Dataflow, Data Science, Model Evaluation, Machine Learning Methods, R Programming, Data Analysis, Model Training, SQL, Python Programming
★ 4.2 (926) · Intermediate · Specialization · 3 - 6 Months

L&T EduTech
Skills you'll gain: Scope Management, Stakeholder Management, Project Schedules, Project Risk Management, Environment Health And Safety, Work Breakdown Structure, Project Scoping, Earned Value Management, Feasibility Studies, Risk Analysis, Quality Management, Communication Planning, Procurement, Stakeholder Engagement, Cost Estimation, Scheduling, Cost Management, Project Management Life Cycle, Contract Management, Communication Strategies
★ 4.7 (80) · Advanced · Specialization · 1 - 3 Months