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.

Princeton University
Skills you'll gain: Risk Analysis, Analysis, Systems Thinking, World History, International Relations, Social Network Analysis, Financial Systems, Public Health, Governance, Epidemiology, Complex Problem Solving, Economics, Supply Chain
Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Hardening, Remote Access Systems, Linux Servers, Linux Administration, Linux, Linux Commands, Authentications, Security Controls, Cryptographic Protocols, Key Management, Public Key Infrastructure, Software Installation
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Rmarkdown, Data Visualization, Statistical Visualization, Ggplot2, Data Import/Export, Data Visualization Software, R Programming, Tidyverse (R Package), Statistical Reporting, Data Manipulation, Scatter Plots, Data Wrangling, Histogram
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, DevSecOps, Infrastructure as Code (IaC), Application Lifecycle Management, Command-Line Interface, Virtualization
Intermediate · Specialization · 1 - 3 Months

LearnKartS
Skills you'll gain: JUnit, Java Programming, Object Oriented Programming (OOP), Object Oriented Design, Java, Unit Testing, Debugging, Maintainability, Software Development, Secure Coding, Software Testing, Programming Principles, Computer Programming, Test Case, Application Development, Authentications, Application Security, Android Development, Cryptography, Software Design Patterns
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Oracle Cloud, Oracle Databases, Multi-Cloud, Microsoft Azure, Cloud Computing Architecture, Identity and Access Management, Cloud Infrastructure, Google Cloud Platform, Database Management, Network Architecture, Virtual Private Networks (VPN), Network Security
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: C (Programming Language), Data Structures, Application Security, System Programming, Programming Principles, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Universidades Anáhuac
Skills you'll gain: Malware Protection, Information Systems Security, Cybersecurity, Cyber Attacks, Data Security, Security Awareness, Network Security, Information Assurance, Threat Modeling, Security Controls, Human Factors (Security), Vulnerability Assessments
Intermediate · Course · 1 - 3 Months

Universitat Autònoma de Barcelona
Skills you'll gain: General Data Protection Regulation (GDPR), Personally Identifiable Information, Information Privacy, Law, Regulation, and Compliance, Data Security, Data Governance, Data Ethics, Data Sharing, Regulation and Legal Compliance
Beginner · Course · 1 - 3 Months

L&T EduTech
Skills you'll gain: Scope Management, Stakeholder Management, Project Schedules, Project Risk Management, Environment Health And Safety, Work Breakdown Structure, Project Scoping, Earned Value Management, Feasibility Studies, Risk Analysis, Quality Management, Procurement, Cost Estimation, Scheduling, Cost Management, Project Management Life Cycle, Contract Management, Communication Strategies, Risk Management, Project Controls
Advanced · Specialization · 1 - 3 Months

University of Colorado System
Skills you'll gain: Requirements Analysis, User Requirements Documents, Software Development Methodologies, Requirements Elicitation, Agile Methodology, Functional Requirement, Software Design Documents, System Requirements, Software Development Life Cycle, Verification And Validation, Technical Communication
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: A/B Testing, Marketing Analytics, Advertising Campaigns, Campaign Management, Data Presentation, Presentations, Marketing, Marketing Effectiveness, Social Media Campaigns, Advertising, Digital Advertising, Marketing Strategies, Social Media Marketing, Facebook, Data-Driven Decision-Making, Data Analysis, Brand Awareness, Key Performance Indicators (KPIs), Target Audience
Beginner · Course · 1 - 3 Months