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.

Board Infinity
Skills you'll gain: Power BI, Data Analysis Expressions (DAX), Interactive Data Visualization, Dashboard Creation, Data Presentation, Data Storytelling, Dashboard, Data Visualization Software, Data Security, Data Integration, Data Transformation, Data Integrity, Data Import/Export, Data Management, Data Manipulation, Data Modeling, Software Installation
★ 2.8 (6) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Rmarkdown, Plot (Graphics), Statistical Visualization, Data Presentation, Box Plots, Scatter Plots, Data Visualization, Interactive Data Visualization, Dashboard Creation, Histogram, Descriptive Statistics, Data Visualization Software, R (Software), R Programming, Data Science
Beginner · Course · 1 - 3 Months

Skills you'll gain: Research Reports, Report Writing, Case Studies, Financial Reporting, Business Writing, Business Reporting, Technical Writing, Analysis, Data Analysis, Financial Analysis, Writing, Equities, Financial Modeling, Predictive Analytics, Data Science, Credit Risk, Predictive Modeling, Machine Learning, R Programming, Logistic Regression
★ 4.9 (30) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Merchandising, E-Commerce, Web Applications, Business-To-Consumer, Scalability, Project Implementation, Business Technologies, Technology Solutions, Program Implementation, System Implementation, Product Knowledge, Value Propositions, Digital Transformation, Application Frameworks, Digital Content, Case Studies, Needs Assessment, Application Development, Systems Integration, Growth Strategies
★ 4.3 (16) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Cloud Deployment, Amazon Web Services, Cloud Hosting, Cloud Management, System Monitoring, Scalability, Cloud Computing, Performance Tuning, Application Lifecycle Management, Dashboard Creation, Security Controls, Data Maintenance
★ 4.1 (8) · Advanced · Course · 1 - 4 Weeks

SkillUp
Skills you'll gain: Personally Identifiable Information, Cybersecurity, General Data Protection Regulation (GDPR), Information Privacy, Data Security, Data Loss Prevention, Incident Response, Data Governance, Law, Regulation, and Compliance, Data Management, Data Storage, Data Integrity, Data Ethics, Regulation and Legal Compliance
★ 4.6 (13) · Beginner · Course · 1 - 4 Weeks

Erasmus University Rotterdam
Skills you'll gain: Cultural Responsiveness, Education Software and Technology, Cultural Diversity, Multilingualism, Student Engagement, Cultural Sensitivity, Teaching, Culture, Digital pedagogy, Parent Communication, Language Learning, Instructional Strategies, Child Development, Family Support, digital literacy, Collaboration
★ 4.6 (8) · Beginner · Course · 1 - 3 Months
Johns Hopkins University
Skills you'll gain: Public Health, Public Safety and National Security, Policy Analysis, Research, and Development, Public Policies, Social Studies, Social Sciences, Advocacy, Community Organizing, Law, Regulation, and Compliance
★ 3.6 (22) · Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Kaizen Methodology, Sprint Planning, Quality Improvement, Process Improvement, DevOps, User Story, Initiative and Leadership, Scalability, Innovation, Organizational Development, Continuous Deployment, Performance Metric, CI/CD, Continuous Integration, Collaborative Software, Capacity Planning, Coordinating, Meeting Facilitation, Dependency Analysis, Goal Setting
★ 3.8 (12) · Beginner · Specialization · 1 - 3 Months

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, Prompt Patterns, Responsible AI, Productivity, AI Workflows, Generative AI, Artificial Intelligence, AI Security, AI Personalization, Creative Problem-Solving, Artificial Intelligence and Machine Learning (AI/ML), Innovation, Critical Thinking and Problem Solving, Complex Problem Solving, Automation, Critical Thinking, digital literacy, Digital Assets, Information Technology, Natural Language Processing
★ 4.8 (6) · Beginner · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Microsoft Azure, Cloud Computing, Virtual Machines, Cloud Infrastructure, Cloud Computing Architecture, Cloud Platforms, Cloud Services, Virtual Networking, Virtualization and Virtual Machines, Enterprise Application Management, Cloud Applications, Cloud Deployment, Infrastructure As A Service (IaaS), Application Deployment, Network Planning And Design, Virtual Private Networks (VPN), Cloud Management, Virtualization, Cloud Storage, Remote Access Systems
★ 5 (22) · Intermediate · Course · 1 - 3 Months

Pontificia Universidad Católica del Perú
Skills you'll gain: User Story, Functional Requirement, Requirements Analysis, User Requirements Documents, Functional Specification, Requirements Elicitation, System Requirements, Software Documentation, Technical Communication
★ 5 (24) · Beginner · Course · 1 - 4 Weeks