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.

LearnKartS
Skills you'll gain: Content Creation, Social Media, Facebook, Social Media Marketing, Pay Per Click Advertising, Social Media Content, Online Advertising, Campaign Management, Performance marketing, Social Media Campaigns, Advertising, Pinterest, Advertising Campaigns, Social Media Strategy, Instagram, Branding, Digital Content, Social Media Management, Lead Generation, Digital Advertising
Beginner · Specialization · 3 - 6 Months

Cisco Learning and Certifications
Skills you'll gain: Software-Defined Networking, YAML, Network Architecture, Network Protocols, Network Routing, Computer Networking, Data Modeling, Extensible Markup Language (XML), JSON, Automation, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Health Informatics, Deep Learning, Machine Learning, Health Care, Artificial Neural Networks, Applied Machine Learning, Supervised Learning, Model Evaluation, Healthcare Project Management, Medical Science and Research, Unsupervised Learning, Convolutional Neural Networks, Program Development
Advanced · Course · 1 - 4 Weeks

Skillshare
Skills you'll gain: Constructive Feedback, Sales Presentation, Client Services, Data Storage, Video Editing, Social Media, Style Guides, Rapport Building, Active Listening, Social Media Marketing, File Management, Customer Relationship Building, Cloud Storage, Expectation Management, Data Management, Instagram, Relationship Management, Post-Production, Storyboarding, Self-Motivation
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Digital Forensics, Cybersecurity, Malware Protection, Network Security, Network Analysis, Operating Systems, Data Integrity, Microsoft Windows, Mac OS, File Systems, Linux, Web Applications
Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Amazon Bedrock, Model Deployment, Large Language Modeling, MLOps (Machine Learning Operations), Amazon Web Services, AI Security, AI Workflows, Continuous Monitoring, Data Ethics, Responsible AI, Application Deployment, Generative AI, Serverless Computing, Cloud Computing
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Data Pipelines, Rust (Programming Language), Restful API, Amazon Web Services, Cloud API, Data Structures, Data Processing, Cloud Deployment, Real Time Data, Data Manipulation, System Programming, Cryptography, Encryption, Python Programming, Command-Line Interface, Software Testing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Smart Goals, Marketing Effectiveness, Goal Setting, Marketing Planning, Marketing Strategies, Marketing Automation, Content Marketing, Key Performance Indicators (KPIs), Business Priorities, Performance Measurement, Data-Driven Decision-Making, Web Analytics, Accountability
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Exploratory Data Analysis, Ggplot2, Data Visualization Software, Tidyverse (R Package), Data Visualization, Version Control, Data Analysis, Statistical Methods, Data Wrangling, R Programming, GitHub, Data Transformation, Statistical Analysis, Git (Version Control System), Data Manipulation, Statistical Programming
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Sampling (Statistics), Statistical Hypothesis Testing, Data-Driven Decision-Making, Descriptive Statistics, Correlation Analysis, Data Analysis, Probability Distribution, Statistical Software, Statistics, Statistical Analysis, Estimation, R (Software), Data Visualization, Risk Analysis, Probability, Statistical Methods, R Programming, Return On Investment, Probability & Statistics, Problem Solving
Build toward a degree
Beginner · Specialization · 3 - 6 Months

University of California, Davis
Skills you'll gain: Intellectual Property, Research, Research Methodologies, Personal Development, Research Design, Research and Design, Curiosity, Science and Research, Problem Solving, Persistence, Persuasive Communication, Time Management, Student Engagement, Goal Setting, Journals, Communication, Ethical Standards And Conduct, Strategic Thinking, Decision Making, Safety and Security
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Bash (Scripting Language), General Networking, Linux Commands, Operating System Administration, Scripting, Network Infrastructure, Security Controls, Servers
Intermediate · Course · 1 - 3 Months