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: Continuous Integration, Sprint Planning, Kaizen Methodology, Process Improvement, Backlogs, Agile Product Development, Unit Testing, Scalability, Performance Metric, Integration Testing, Development Testing, Organizational Change, Project Management, User Story, Git (Version Control System), Key Performance Indicators (KPIs), Business Reporting, Application Security, Prioritization, Dependency Analysis
Beginner · Specialization · 1 - 3 Months

University of Leeds
Skills you'll gain: Resource Allocation, Operations Research, Production Planning, Graph Theory, Data-Driven Decision-Making, Decision Making, Mathematical Modeling, Process Optimization, Network Planning And Design, Complex Problem Solving, Computational Logic, Algorithms, Linear Algebra, Cryptography
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Manipulation, Data Transformation, Pivot Tables And Charts, Data Wrangling, Data Cleansing, Data Integration, R Programming
Intermediate · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Community Development, Sustainable Development, Environmental Policy, Policy Analysis, Sustainable Technologies, Climate Change Mitigation, Policy Development, Public Policies, Public Affairs, Environmental Science, Emerging Technologies, Scalability, Technology Solutions, Case Studies
Beginner · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Inbound Calls, Customer experience improvement, Network Routing, Customer experience strategy (CX), Outbound Calls, Call Center Experience, Security Controls, Customer Inquiries, Process Optimization, Operational Efficiency, Service Level
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft 365, Data Integration, Report Writing, IT Automation
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Digital Advertising, Paid media, Presentations, Social Media Campaigns, Advertising Campaigns, Digital Marketing, Web Analytics, Search Engine Optimization, Content Strategy, LinkedIn, Content Marketing, Social Media Marketing, Marketing Analytics, Target Audience, E-Commerce, Social Media Strategy, Smart Goals, Business Analysis, Market Analysis
Advanced · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Stakeholder Management, Stakeholder Analysis, Professional Networking, Business Relationship Management, Relationship Building, Business Strategy, Leadership, Strategic Leadership, Competitive Analysis, Mentorship, Innovation, Value Propositions, Communication
Beginner · Course · 1 - 3 Months

Skills you'll gain: Large Language Modeling, LLM Application, Artificial Neural Networks, Deep Learning, Artificial Intelligence and Machine Learning (AI/ML), Generative AI, Prompt Engineering, Natural Language Processing
Beginner · Course · 1 - 4 Weeks

University of Pittsburgh
Skills you'll gain: Data Storytelling, Data Presentation, Interactive Data Visualization, Data Visualization Software, Data Visualization, Network Analysis, Tableau Software, Statistical Visualization, Network Model, Dashboard, Time Series Analysis and Forecasting, Matplotlib, Data Analysis, Seaborn, Graph Theory, Pandas (Python Package), Python Programming
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Ggplot2, Plot (Graphics), Data Visualization Software, Exploratory Data Analysis, Data Presentation, Data Storytelling, Scatter Plots, Tidyverse (R Package), R Programming, Box Plots, Histogram, Animations, Data Manipulation
Mixed · Course · 1 - 3 Months

University of Washington
Skills you'll gain: Feature Engineering, Data Analysis, Predictive Modeling, Data Processing, Data Wrangling, Statistical Modeling, Statistics, Data Science, Data Collection, Applied Machine Learning, R Programming, Research, Supervised Learning, Data Validation, Technical Communication, Python Programming
Mixed · Course · 1 - 3 Months