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.

Advancing Women in Tech
Skills you'll gain: Cybersecurity, Cyber Security Strategy, Vendor Management, Business Priorities, Cyber Security Assessment, Enterprise Security, Security Management, Security Awareness, Information Systems Security, Technical Consulting, Business Risk Management, Business Communication, Strategic Leadership, Leadership and Management, Risk Management, Business Metrics, Team Leadership, Compliance Auditing, Information Technology, Artificial Intelligence and Machine Learning (AI/ML)
Beginner · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Help Desk Support, System Configuration, Computer Hardware, Networking Hardware, Hardware Troubleshooting, Technical Support, Peripheral Devices, Desktop Support, Computer Networking, General Networking, Operating Systems, Wireless Networks
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Deployment, Amazon Web Services, Cloud Management, System Monitoring, Network Monitoring, Application Performance Management, Scalability, Cloud Computing, Performance Tuning, Security Testing, Data Maintenance
Advanced · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Change Management, Organizational Change, Culture Transformation, Organizational Development, Agile Methodology, Business Transformation, Scalability, Leadership and Management, Organizational Strategy, Case Studies
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Journals, Organizational Skills, Document Management, Information Architecture, Content Management, Network Analysis, System Configuration
Beginner · Guided Project · Less Than 2 Hours

Simplilearn
Skills you'll gain: Search Engine Marketing, Google Ads, Search Engine Optimization, Marketing Strategies, Web Analytics and SEO, Marketing, Email Marketing, Marketing Analytics, Digital Marketing, Performance marketing, Marketing Psychology, Customer Relationship Management, Paid media, Campaign Management, Marketing Automation, Advertising Campaigns, Google Analytics, UI/UX Strategy, Social Media Marketing, Digital Advertising
Beginner · Specialization · 1 - 3 Months

EDUCBA
Skills you'll gain: Internet Of Things, Advanced Analytics, Big Data, Data Management, Wireless Networks, Predictive Analytics, Applied Machine Learning, Environmental Monitoring, Geospatial Information and Technology, Sustainable Technologies, Machine Controls, Real Time Data, Automation, Data Analysis, Data Collection
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Node.JS, Server Side, MongoDB, Back-End Web Development, Restful API, Web Applications, Web Development, JavaScript Frameworks, Database Management, Application Programming Interface (API), Software Architecture, NoSQL, Web Servers, Authentications, Application Security, Middleware, Performance Tuning, Authorization (Computing), Scalability
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Rmarkdown, Ggplot2, Data Visualization, Tidyverse (R Package), R Programming, Data Visualization Software, Statistical Programming, Data Manipulation, Data Analysis, Data Transformation, Software Installation, Programming Principles
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Software Documentation, API Testing, Test Automation, Generative AI, Software Testing, AI Security, Vulnerability Assessments, Test Case, Secure Coding, Full-Stack Web Development, LLM Application, Technical Documentation
Beginner · Course · 1 - 4 Weeks
LearnQuest
Skills you'll gain: Data Warehousing, Cloud Deployment, Data Analysis, Cloud Computing, Data Architecture, Big Data, Cloud Services, Analytics, Analysis, Data Storage, Cloud Infrastructure, Scalability, Data Processing, Extract, Transform, Load, Public Cloud, Software As A Service, Database Architecture and Administration, Statistical Analysis, Data Strategy, Data Integration
Beginner · Specialization · 3 - 6 Months

Saïd Business School, University of Oxford
Skills you'll gain: Responsible AI, AI Security, Data Ethics, Governance, Compliance Management, Enterprise Risk Management (ERM), Risk Management, Business Ethics, Artificial Intelligence, Ethical Standards And Conduct, Organizational Strategy, Law, Regulation, and Compliance, Technology Strategies, Artificial Intelligence and Machine Learning (AI/ML), Information Privacy, Generative AI, Information Management, Agentic systems, Generative AI Agents, Business Leadership
Beginner · Course · 1 - 3 Months