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: Value Propositions, Social Media Marketing, Market Research, Social Media Strategy, Strategic Planning, Search Engine Optimization, Marketing Operations, Competitive Analysis, Data-Driven Decision-Making, Consumer Behaviour, Business Modeling, Customer Analysis, Web Analytics and SEO, Operations Management, Technical Management, Marketing Management, Digital Marketing, Branding, Google Ads, Forecasting
Build toward a degree
Beginner · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Feature Engineering, Data Preprocessing, Dataflow, Tensorflow, Data Pipelines, MLOps (Machine Learning Operations), Applied Machine Learning, Keras (Neural Network Library), Data Store, Data Transformation, Data Modeling, Machine Learning, Classification Algorithms, Python Programming
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Data-Driven Decision-Making, Descriptive Statistics, Data Analysis, Probability Distribution, Statistical Software, Statistics, R (Software), Data Visualization, Statistical Analysis, Probability, R Programming, Probability & Statistics, Data Manipulation, Histogram, Taxonomy, Data Import/Export
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Application Deployment, Cloud Deployment, Kubernetes, Google Cloud Platform, Devops Tools, Network Security
Beginner · Project · Less Than 2 Hours

Illinois Tech
Skills you'll gain: Database Design, Relational Databases, Database Theory, Data Modeling, Unified Modeling Language, Database Management, Databases, Data Integrity, Diagram Design, Dependency Analysis, Conceptual Design, Requirements Analysis
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Informed Consent, Data Ethics, Healthcare Ethics, Medical Privacy, Responsible AI, Healthcare Industry Knowledge, AI Security, Generative AI, Health Information Management, Patient-centered Care, Patient Safety
Beginner · Course · 1 - 4 Weeks
Codio
Skills you'll gain: OAuth, Web Development Tools, Authentications, Web Servers, Application Programming Interface (API), Cloud API, Restful API, Server Side, JSON, Software Documentation, Javascript, Web Services, Application Security
Intermediate · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Performance Tuning, Wide Area Networks, Network Troubleshooting, Network Planning And Design
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), Data Persistence, Event-Driven Programming, HTML and CSS, Web Applications, Front-End Web Development, Semantic Web, Javascript, Web Content Accessibility Guidelines, Data Storage Technologies, Application Security, User Interface (UI), Data Validation
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Apache Airflow, MLOps (Machine Learning Operations), User Acceptance Testing (UAT), Prompt Patterns, LLM Application, AI Security, Extract, Transform, Load, Scripting, Technical Communication, SQL, Data Pipelines, PyTorch (Machine Learning Library), Miro AI, Data Presentation, Large Language Modeling, Python Programming, Performance Tuning, Root Cause Analysis, Statistical Analysis, Version Control
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Windows PowerShell, Scripting, Test Script Development, IT Automation, Network Monitoring, Scripting Languages, Event Monitoring, Network Administration, Software Documentation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Pipelines, Dataflow, Extract, Transform, Load, Data Integration, Data Processing, Data Quality, Data Warehousing, Data Transformation, Google Cloud Platform, Data Validation, Big Data, Apache Spark, Scalability, Performance Tuning
Intermediate · Course · 1 - 4 Weeks