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.

Google Cloud
Skills you'll gain: AI Security, Responsible AI, Information Privacy, Generative AI, Data Ethics, Google Cloud Platform, Data Loss Prevention, Data Security, Cloud Security, Safety and Security, Data Governance, Model Evaluation, Encryption
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Data Visualization Software, Scientific Visualization, Interactive Data Visualization, Geospatial Information and Technology, Data Presentation, Color Theory, Graphic and Visual Design, Data Visualization, Tree Maps, Visualization (Computer Graphics), Data Storytelling, Design Elements And Principles, Plot (Graphics), Data Literacy, Heat Maps, Computer Displays, Exploratory Data Analysis, Time Series Analysis and Forecasting, Data Mapping, Display Devices
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Firewall, Network Security, Linux, Linux Administration, Security Controls, Hardening, Ubuntu, File Management, Authorization (Computing), File Systems, System Configuration, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Oracle Cloud, Oracle Cloud Applications, Cloud Solutions, Supply Chain Management, Cloud Computing, Cloud Infrastructure, Enterprise Resource Planning, Cloud Platforms, Cloud Applications, Customer experience strategy (CX), Human Resources Software, Software As A Service, Virtual Machines, Cloud Security, Virtual Networking
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Load Balancing, Hybrid Cloud Computing, Google Cloud Platform, Virtual Networking, Cloud Computing, Cloud Management, Network Performance Management, Performance Tuning, Cloud Security, TCP/IP, Scalability
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Process Capability, Sampling (Statistics), R (Software), Correlation Analysis, Statistical Inference, Probability Distribution, Statistical Visualization, R Programming, Statistical Process Controls, Statistical Hypothesis Testing, Statistical Methods, Data Science, Statistics, Data Analysis, Statistical Analysis, Data Analysis Software, Probability, Descriptive Statistics, Quality Improvement, Process Engineering
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Edureka
Skills you'll gain: Tensorflow, Predictive Modeling, Machine Learning, Text Mining, Deep Learning, Natural Language Processing, Applied Machine Learning, Convolutional Neural Networks, Supervised Learning, Recurrent Neural Networks (RNNs), Artificial Intelligence, Classification Algorithms, Data Science, Data Preprocessing
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Surveys, Employee Surveys, User Feedback, Work Order, Self Service Technologies, IT Management, User Accounts, Workflow Management, Customer Communications Management
Beginner · Guided Project · Less Than 2 Hours

Rutgers the State University of New Jersey
Skills you'll gain: Financial Statements, Supply Chain Management, Case Studies, Financial Analysis, Supply Chain Planning, Process Mapping, Logistics, Product Strategy, Income Statement, Business Strategy, Organizational Change, IT Management, Balance Sheet, Information Systems, Change Management, Complex Problem Solving
Advanced · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Spring Boot, Database Design, Object-Relational Mapping, Database Application, Data Modeling, Java Platform Enterprise Edition (J2EE), Embedded Software, Database Architecture and Administration, Technical Documentation, Requirements Analysis
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Instagram, Social Media Campaigns, Social Media Marketing, Marketing Budgets, Social Media Content, Social Media, Marketing Materials, Content Creation, Graphic and Visual Design Software, Marketing, Data Visualization
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Tensorflow, Google Cloud Platform, Scripting, Artificial Neural Networks, Machine Learning, Supervised Learning, Deep Learning, Cloud Computing, Development Environment
Beginner · Project · Less Than 2 Hours