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.

LearnQuest
Skills you'll gain: Sales Management, Team Leadership, Sales Training, Virtual Teams, Team Management, Sales Enablement, Team Motivation, Sales, Team Performance Management, Sales Pipelines, Sales Process, Innovation, Overcoming Objections, Conflict Management, Performance Analysis, Employee Onboarding, Drive Engagement, Employee Retention, Customer Engagement, Recognizing Others
Beginner · Specialization · 1 - 3 Months
Skills you'll gain: Blockchain, Business Strategy, Strategic Decision-Making, Work Breakdown Structure, Project Implementation, Project Design, Solution Design, Financial Services, Business Modeling, Competitive Analysis, Market Analysis, Case Studies, Value Propositions, Market Research
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Marketing Effectiveness, Marketing Analytics, Google Analytics, Web Analytics, Verification And Validation, Goal Setting, Web Analytics and SEO, Performance Metric, Transaction Processing, Data Validation, System Testing
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Computer Security Incident Management, Vulnerability Management, Incident Response, Identity and Access Management, Cybersecurity, Security Controls, Vulnerability Assessments, Mobile Security, Intrusion Detection and Prevention, Hardening, Threat Detection, Application Security, Information Systems Security, Threat Management, Digital Forensics, Network Security, Wireless Networks, Authentications, Authorization (Computing), Automation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Predictive Modeling, Data Visualization, Data Presentation, Data-Driven Decision-Making, Advanced Analytics, Business Analytics, AI Enablement, Business Reporting, Global Marketing, User Feedback, Regional Sales, Presentations, Key Performance Indicators (KPIs), Law, Regulation, and Compliance
Beginner · Course · 1 - 4 Weeks

INSEAD
Skills you'll gain: Agentic systems, Blockchain, Emerging Technologies, AI Security, Healthcare 5.0, AI Enablement, FinTech, Responsible AI, Artificial Intelligence, Generative AI, Internet Of Things, Web Applications, Distributed Computing, Business Ethics, Digital Assets, Data Integrity
Mixed · Course · 1 - 4 Weeks

The State University of New York
Skills you'll gain: Lifelong Learning, Growth Mindedness, digital literacy, Critical Thinking, Emerging Technologies, Professional Development, Computer Literacy, Safety and Security, Creativity, Technology Strategies, Web Content Accessibility Guidelines, Collaboration, Communication
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Cloud API, JSON, Restful API, Application Programming Interface (API), Google Cloud Platform, Authentications, Network Protocols
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Salesforce, Business Process Automation, Agentic Workflows, Generative AI Agents, AI Enablement, Salesforce Development, Automation, AI Product Strategy, Business Workflow Analysis, Process Optimization, Responsible AI, Customer experience improvement, Case Studies, Scalability, Organizational Change, Performance Measurement
Intermediate · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Salesforce, Data Security, Customer Relationship Management (CRM) Software, Customer Engagement, Role-Based Access Control (RBAC), Customer Service, Data Maintenance, Business Reporting, Data Management, Workflow Management, Data Integrity, Process Design, Lead Generation, Business Process Automation, Cloud Computing, Automation, Employee Engagement
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microbiology, Pharmacology, Health Disparities, Psychosocial Assessments, Psychiatric And Mental Health Nursing, Molecular Biology, Infection Control, Infectious Diseases, Nursing Care, Biochemistry, Psychology, Molecular, Cellular, and Microbiology, Sociology, Cultural Sensitivity, Analytical Chemistry, Immunology, Behavior Management, Biology, Decision Making, Taxonomy
Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: Computer Hardware, Operating Systems, Desktop Support, Databases, Hardware Troubleshooting, Information Technology, Technical Support, Computer Systems, System Configuration, Information Systems Security, General Networking, Networking Hardware, Application Deployment, Wireless Networks, Security Awareness, Software Installation, Computer Networking, Computer Security Awareness Training, Data Storage, Peripheral Devices
Beginner · Course · 3 - 6 Months