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.

University of Colorado Boulder
Skills you'll gain: Unsupervised Learning, Unstructured Data, Marketing Analytics, Text Mining, Deep Learning, Model Evaluation, Machine Learning, JSON, Data Processing, Natural Language Processing, Data Preprocessing, Exploratory Data Analysis, Python Programming
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsible AI, Generative AI, Microsoft Azure, Image Analysis, Computer Vision, OpenAI, Artificial Intelligence, Natural Language Processing, Machine Learning, Prompt Engineering, Data Ethics, Model Evaluation, Deep Learning, Data Science, Data Preprocessing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Marketing Materials, Presentations, Social Media Content, Content Creation, Promotional Materials, Brand Awareness, Marketing Design, Social Media Marketing, Graphic Design, Branding, User Accounts, Business Communication
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Kubernetes, Containerization, Test Case, YAML, Scenario Testing, Command-Line Interface, Linux Commands, Solution Design, Scalability, Network Infrastructure
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: E-Commerce, Product Knowledge, Value Propositions, Scalability, Business-To-Consumer, B2B Sales, Order Management, Growth Strategies, Customer experience improvement
Beginner · Course · 1 - 4 Weeks

Ball State University
Skills you'll gain: Statistical Methods, Probability & Statistics, Statistical Modeling, Statistical Programming, Statistical Analysis, Probability Distribution, Statistical Inference, Bayesian Statistics, Data Science, Sampling (Statistics), Statistical Hypothesis Testing, R Programming, Dimensionality Reduction, Simulations, Statistical Visualization
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Network Troubleshooting, Network Administration, Software Installation, System Configuration, Servers, Virtual Machines
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Hardware Troubleshooting, Network Troubleshooting, Desktop Support, Test Equipment, Computer Hardware, Mobile Security, Technical Support, System Support, Data Maintenance, Peripheral Devices, Data Storage, Wireless Networks
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Computer Vision, Image Analysis, PyTorch (Machine Learning Library), Convolutional Neural Networks, Tensorflow, Artificial Intelligence, Transfer Learning, System Configuration, Deep Learning, Real Time Data, Performance Tuning, Model Deployment, Development Environment, Software Installation
Intermediate · Course · 3 - 6 Months

Skills you'll gain: AutoCAD, Electrical Wiring, Architectural Drawing, Layout Design, Electrical Systems, Safety Standards, Requirements Analysis, Basic Electrical Systems, Engineering Calculations
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apache Spark, Artificial Intelligence and Machine Learning (AI/ML), AWS SageMaker, Scalability, Tensorflow, Dimensionality Reduction, Autoencoders, Applied Machine Learning, Python Programming, Fraud detection, Unsupervised Learning, Data Preprocessing, Model Evaluation, Performance Tuning
Intermediate · Course · 3 - 6 Months

Coursera
Skills you'll gain: Statistical Process Controls, Six Sigma Methodology, Quality Control, Plot (Graphics), Data Literacy, Statistical Analysis, R Programming
Beginner · Guided Project · Less Than 2 Hours