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.

University of Colorado System
Skills you'll gain: Database Design, Software Design, User Experience Design, Database Theory, Usability, UI/UX Research, Usability Testing, User Interface and User Experience (UI/UX) Design, Relational Databases, Software Visualization, Software Architecture, Software Design Patterns, User Interface (UI) Design, Application Security, Design Strategies, Security Software, Servers, Operating Systems
★ 4.7 (135) · Intermediate · Course · 1 - 3 Months
Google Cloud
Skills you'll gain: Gmail, Google Workspace, Email Security, Email Automation, Productivity Software, Collaborative Software, Organizational Skills, Business Communication
★ 4.8 (399) · Beginner · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Advocacy, Newsletters, Risk Management, Lobbying, Talent Management, Governance, Non-Profit Accounting, Event Planning, Fundraising, Risk Management Framework, Fundraising and Crowdsourcing, Event Management, Leadership Development, Risk Mitigation, Diversity and Inclusion, Public Relations, Grant Writing, Customer Relationship Management, Strategic Leadership, Leadership
Beginner · Specialization · 3 - 6 Months

University of California San Diego
Skills you'll gain: Data Ethics, Interactive Learning, Big Data, Cybersecurity, Student Engagement, Pedagogy, General Networking, Blockchain, Digital pedagogy, Algorithms, Data Security, Teaching, digital literacy, Cryptography, Spatial Data Analysis, Technical Communication, Diversity Awareness, Education Software and Technology, Distributed Computing, Diversity Equity and Inclusion Initiatives
★ 4.6 (63) · Beginner · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Cryptography, Arithmetic, Algorithms, Applied Mathematics, Probability, Computer Science
★ 4.6 (334) · Beginner · Course · 1 - 4 Weeks

Tecnológico de Monterrey
Skills you'll gain: Social Media Strategy, Social Media Marketing, Social Media Campaigns, Digital Media Strategy, Content Marketing, Communication Planning, Marketing Strategies, Social Media Analytics, Marketing Communications, Content Strategy, Strategic Communication, Campaign Planning, Campaign Management, Marketing, Customer Engagement, Communication Strategies
★ 4.5 (545) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Hardware Troubleshooting, Desktop Support, Computer Hardware, Digital Transformation, Network Troubleshooting, Technical Support, System Support, Help Desk Support, Technical Support and Services, Networking Hardware, Servers, Network Security, Network Infrastructure, Server Administration, Data Security, Hardware Architecture, System Configuration, IT Infrastructure, Peripheral Devices, Data Storage Technologies
★ 4.9 (21) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Sales Process, Sales Management, Sales Strategy, Sales Enablement, Sales Development, Sales, Employee Coaching, Motivational Skills, Verbal Communication Skills, Diversity Training, Team Performance Management, General Sales Practices, Management Training And Development, Organizational Leadership, Revenue Management, Customer Relationship Management (CRM) Software, Team Leadership, Performance Management, Negotiation, Coaching
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Model Optimization, Feature Engineering, Model Deployment, Tensorflow, Model Training, Exploratory Data Analysis, Google Cloud Platform, Model Evaluation, Data Preprocessing, Keras (Neural Network Library), Data Quality, Machine Learning Software, Business Metrics, Machine Learning Methods, Machine Learning, Applied Machine Learning, Logistic Regression, Dataflow, Data Pipelines, Cloud Deployment
★ 4.6 (448) · Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Data Ethics, Security Awareness, Healthcare Ethics, Responsible AI, Ethical Standards And Conduct, Cybersecurity, Diversity Awareness, Generative AI, Artificial Intelligence, Diversity Training, Computer Science, Diversity Programs, digital literacy, Medical Privacy, Information Privacy, Diversity Equity and Inclusion Initiatives, Social Impact, AI Personalization, Media and Communications, Clinical Research Ethics
★ 4.5 (63) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Open Web Application Security Project (OWASP), Exploitation techniques, Vulnerability Assessments, Application Security, Vulnerability Management, Security Controls, Authorization (Computing), Cryptography, System Configuration, Encryption, Software Design
★ 4.4 (75) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Google Analytics, Web Analytics, Marketing Analytics, Conversion Funnel Analysis, Google Ads, Marketing Effectiveness, Web Analytics and SEO, Smart Goals, Data-Driven Marketing, Customer Analysis, Digital Marketing, Customer Insights, Analytics, Goal Setting, Trend Analysis, Campaign Planning, Strategic Marketing, Performance Analysis, Data Analysis, Performance Metric
Beginner · Course · 3 - 6 Months