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.

Coursera
Skills you'll gain: Data Ethics, Responsible AI, Technical Communication, Stakeholder Communications, Model Evaluation, Data Preprocessing, Diversity Awareness, Analytical Skills, Data-Driven Decision-Making, Sampling (Statistics), Statistical Analysis, Decision Support Systems
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Descriptive Statistics, Dashboard, Histogram, Data Presentation, Data Storytelling, Exploratory Data Analysis, Tableau Software, Data Visualization, Interactive Data Visualization, Data-Driven Decision-Making, Analytics, Business Analysis, Strategic Decision-Making, Data Quality, Performance Analysis, Stakeholder Analysis, Business Metrics, Performance Metric
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Failure Analysis, Integrated Development Environments, Root Cause Analysis, Event Monitoring, Analysis, Application Performance Management, Complex Problem Solving
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Team Performance Management, Workflow Management, Collaboration, Standard Operating Procedure, Project Documentation, Project Management Software, Process Management, Employee Surveys, Continuous Improvement Process, Performance Improvement, Data Collection, Developing Training Materials
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Flow Diagrams (DFDs), Diagram Design, Data Mapping, Data Literacy, Data Pipelines, Data Visualization, Dataflow, Data Presentation, Technical Communication, Data Store, Data Processing, Data Transformation
Beginner · Course · 1 - 4 Weeks

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

Coursera
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard, Web Scraping, SQL, Descriptive Statistics, Data Visualization, Statistical Analysis, Jupyter, Probability Distribution, Data Analysis, Statistics, Statistical Hypothesis Testing, Data Science, Statistical Programming, Relational Databases, Stored Procedure, R Programming, Data Import/Export, Programming Principles, Data Analysis Software, Python Programming
Build toward a degree
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Penetration Testing, Metasploit, Exploitation techniques, Cloud Security, Vulnerability Scanning, Cyber Security Assessment, Network Security, Application Security, Vulnerability Assessments, Cybersecurity, Mobile Security, Human Factors (Security), Network Analysis, Scripting, Virtual Machines, Linux, Technical Communication
Advanced · Course · 3 - 6 Months

Kennesaw State University
Skills you'll gain: Internet Of Things, Cybersecurity, Cyber Security Strategy, Cyber Security Policies, Mobile Security, Security Awareness, Wireless Networks, Information Privacy, Data Security, Emerging Technologies, Vulnerability Assessments
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI, Technology Roadmaps, Critical Thinking
Beginner · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Linux, Linux Commands, Ubuntu, Linux Administration, File Management, Command-Line Interface, Servers, Operating Systems, Web Servers, IT Automation, MySQL, Open Source Technology, Service Management
Beginner · Course · 1 - 4 Weeks