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.

Instituto Tecnológico de Aeronáutica
Skills you'll gain: Control Systems, Matlab, Systems Design, Mathematical Software, System Design and Implementation, Engineering Analysis, Systems Analysis, Simulations, Requirements Analysis
★ 4.8 (101) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: System Monitoring, Application Performance Management, Query Languages, Database Management, Data Access, Database Design
Advanced · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Microsoft Servers, Systems Administration, Network Infrastructure, Network Protocols
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Exploratory Data Analysis, Statistical Modeling, Regression Analysis, Data Visualization, Model Evaluation, Data Analysis, Statistical Methods, Scatter Plots, Statistical Software, R Programming, Statistical Analysis, Plot (Graphics), R (Software), Predictive Modeling, Ggplot2, Statistical Programming
★ 4.7 (20) · Beginner · Guided Project · Less Than 2 Hours

The Hong Kong University of Science and Technology
Skills you'll gain: OSI Models, Computer Networking, General Networking, Student-Centred Learning, Teaching, Student Engagement, Network Protocols, Education and Training, Video Editing, Pedagogy, Culture, Multimedia, Lecturing, Instructional Strategies, Creative Design, Cultural Diversity, Human Development, Biology
Beginner · Course · 1 - 3 Months

University of California, Santa Cruz
Skills you'll gain: Business Communication, Entrepreneurship, Social Media Marketing, Search Engine Optimization, Social Media Campaigns, Communication Strategies, Keyword Research, Social Media, Social Media Content, Web Design and Development, Web Analytics and SEO, Marketing, Workflow Management, E-Commerce, Project Management, Business Strategy, Business Process, Branding, Brand Strategy, Invoicing
★ 4.1 (9) · Beginner · Course · 1 - 4 Weeks

Universidad Austral
Skills you'll gain: Supervised Learning, Deep Learning, Machine Learning Methods, Artificial Neural Networks, Applied Machine Learning, Model Optimization, Logistic Regression, Classification Algorithms, Model Training, Regression Analysis
★ 4.3 (7) · Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Workspace, Gmail, Mobile Security, Cloud Management, Document Management, File Management, Litigation Support, Data Management, Data Sharing, User Accounts, Data Import/Export, Authorization (Computing)
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Preprocessing, Data Wrangling, Data Transformation, Data Analysis, JSON, Pandas (Python Package), Data Quality, Extract, Transform, Load, Data Mapping, Scripting, Data Maintenance, Data Integrity, Anomaly Detection, Reconciliation
Intermediate · Course · 1 - 4 Weeks

FAIR Institute
Skills you'll gain: Cyber Governance, Risk Analysis, Cyber Risk, Risk Modeling, Cyber Security Strategy, Cybersecurity, Governance, Governance Risk Management and Compliance, Risk Management Framework, Risk Management, Business Priorities, Strategic Decision-Making, Risk Mitigation, Business Risk Management, Strategic Prioritization, Compliance Reporting, Management Reporting, Strategic Leadership, Business Communication
★ 4.6 (14) · Intermediate · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Performance Tuning, Wide Area Networks, Network Troubleshooting, Network Planning And Design, Continuous Monitoring, IT Automation, Service Level
Beginner · Course · 1 - 3 Months

Skills you'll gain: ASP.NET, Web Applications, Web Development, .NET Framework, Microservices, Single Sign-On (SSO), Performance Tuning, Web Design and Development, Identity and Access Management, Full-Stack Web Development, C# (Programming Language), Application Security, Security Controls, Cloud Development, Multi-Factor Authentication, Application Frameworks, Authentications, Server Side, Authorization (Computing), Role-Based Access Control (RBAC)
★ 4.7 (14) · Intermediate · Course · 1 - 4 Weeks